2150530998 has 128 divisors (see below), whose sum is σ = 5667840000. Its totient is φ = 527005440.

The previous prime is 2150530973. The next prime is 2150531023. The reversal of 2150530998 is 8990350512.

It is an interprime number because it is at equal distance from previous prime (2150530973) and next prime (2150531023).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3589903 + ... + 3590501.

It is an arithmetic number, because the mean of its divisors is an integer number (44280000).

Almost surely, 2^2150530998 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2150530998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2833920000).

2150530998 is an abundant number, since it is smaller than the sum of its proper divisors (3517309002).

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

2150530998 is a wasteful number, since it uses less digits than its factorization.

2150530998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050.

The product of its (nonzero) digits is 97200, while the sum is 42.

The square root of 2150530998 is about 46373.8180226731. The cubic root of 2150530998 is about 1290.7691260997.

The spelling of 2150530998 in words is "two billion, one hundred fifty million, five hundred thirty thousand, nine hundred ninety-eight".