45517696802640 has 80 divisors (see below), whose sum is σ = 156783177883200. Its totient is φ = 12138052480128.

The previous prime is 45517696802639. The next prime is 45517696802707. The reversal of 45517696802640 is 4620869671554.

45517696802640 is a `hidden beast` number, since 4 + 5 + 517 + 6 + 96 + 8 + 0 + 26 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×45517696802640² (a number of 28 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 15 ways as a sum of consecutive naturals, for example, 10536501730 + ... + 10536506049.

It is an arithmetic number, because the mean of its divisors is an integer number (1959789723540).

Almost surely, 2^{45517696802640} is an apocalyptic number.

45517696802640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45517696802640 is an abundant number, since it is smaller than the sum of its proper divisors (111265481080560).

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

45517696802640 is a wasteful number, since it uses less digits than its factorization.

45517696802640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21073007801 (or 21073007789 counting only the distinct ones).

The product of its (nonzero) digits is 87091200, while the sum is 63.

The spelling of 45517696802640 in words is "forty-five trillion, five hundred seventeen billion, six hundred ninety-six million, eight hundred two thousand, six hundred forty".