45014665520 has 40 divisors (see below), whose sum is σ = 114173562960. Its totient is φ = 16368968960.

The previous prime is 45014665519. The next prime is 45014665543. The reversal of 45014665520 is 2556641054.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×45014665520² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25575635 + ... + 25577394.

It is an arithmetic number, because the mean of its divisors is an integer number (2854339074).

Almost surely, 2^45014665520 is an apocalyptic number.

45014665520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45014665520 is an abundant number, since it is smaller than the sum of its proper divisors (69158897440).

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

45014665520 is a wasteful number, since it uses less digits than its factorization.

45014665520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51153053 (or 51153047 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 45014665520 in words is "forty-five billion, fourteen million, six hundred sixty-five thousand, five hundred twenty".