2154250098 has 288 divisors, whose sum is σ = 6684342912. Its totient is φ = 485222400.

The previous prime is 2154250097. The next prime is 2154250099. The reversal of 2154250098 is 8900524512.

2154250098 is a `hidden beast` number, since 21 + 5 + 42 + 500 + 98 = 666.

2154250098 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2154250097) and next prime (2154250099).

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154250097) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 3981708 + ... + 3982248.

It is an arithmetic number, because the mean of its divisors is an integer number (23209524).

Almost surely, 2^2154250098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2154250098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3342171456).

2154250098 is an abundant number, since it is smaller than the sum of its proper divisors (4530092814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2154250098 is a wasteful number, since it uses less digits than its factorization.

2154250098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610 (or 594 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 36.

The square root of 2154250098 is about 46413.8998361482. The cubic root of 2154250098 is about 1291.5127772894.

It can be divided in two parts, 2154 and 250098, that added together give a palindrome (252252).

The spelling of 2154250098 in words is "two billion, one hundred fifty-four million, two hundred fifty thousand, ninety-eight".