5451940098 has 96 divisors (see below), whose sum is σ = 13038667200. Its totient is φ = 1632712320.

The previous prime is 5451940019. The next prime is 5451940133. The reversal of 5451940098 is 8900491545.

5451940098 is a `hidden beast` number, since 5 + 4 + 519 + 40 + 0 + 98 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8348740 + ... + 8349392.

It is an arithmetic number, because the mean of its divisors is an integer number (135819450).

Almost surely, 2^5451940098 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5451940098, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6519333600).

5451940098 is an abundant number, since it is smaller than the sum of its proper divisors (7586727102).

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

5451940098 is a wasteful number, since it uses less digits than its factorization.

5451940098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1104 (or 1101 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 5451940098 is about 73837.2541336689. The cubic root of 5451940098 is about 1760.0176584403.

It can be divided in two parts, 5451 and 940098, that added together give a palindrome (945549).

The spelling of 5451940098 in words is "five billion, four hundred fifty-one million, nine hundred forty thousand, ninety-eight".