5645440098 has 32 divisors (see below), whose sum is σ = 12611128320. Its totient is φ = 1871957520.

The previous prime is 5645440067. The next prime is 5645440159. The reversal of 5645440098 is 8900445465.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263365 + ... + 283992.

It is an arithmetic number, because the mean of its divisors is an integer number (394097760).

Almost surely, 2^5645440098 is an apocalyptic number.

5645440098 is an abundant number, since it is smaller than the sum of its proper divisors (6965688222).

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

5645440098 is a wasteful number, since it uses less digits than its factorization.

5645440098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547559 (or 547553 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The square root of 5645440098 is about 75136.1437525243. The cubic root of 5645440098 is about 1780.5982185314.

The spelling of 5645440098 in words is "five billion, six hundred forty-five million, four hundred forty thousand, ninety-eight".