45515505654 has 24 divisors (see below), whose sum is σ = 98721765792. Its totient is φ = 15155706480.

The previous prime is 45515505641. The next prime is 45515505661. The reversal of 45515505654 is 45650551554.

It is a happy number.

45515505654 is a `hidden beast` number, since 45 + 5 + 1 + 550 + 5 + 6 + 54 = 666.

It is a super-2 number, since 2×45515505654² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1326654 + ... + 1360529.

It is an arithmetic number, because the mean of its divisors is an integer number (4113406908).

Almost surely, 2^45515505654 is an apocalyptic number.

45515505654 is an abundant number, since it is smaller than the sum of its proper divisors (53206260138).

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

45515505654 is a wasteful number, since it uses less digits than its factorization.

45515505654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2688132 (or 2688129 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 45.

The spelling of 45515505654 in words is "forty-five billion, five hundred fifteen million, five hundred five thousand, six hundred fifty-four".