45721014321 has 16 divisors (see below), whose sum is σ = 61050907008. Its totient is φ = 30435936000.

The previous prime is 45721014277. The next prime is 45721014337. The reversal of 45721014321 is 12341012754.

It is not a de Polignac number, because 45721014321 - 2³³ = 37131079729 is a prime.

It is a super-2 number, since 2×45721014321² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45721014341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7711060 + ... + 7716986.

It is an arithmetic number, because the mean of its divisors is an integer number (3815681688).

Almost surely, 2^45721014321 is an apocalyptic number.

It is an amenable number.

45721014321 is a deficient number, since it is larger than the sum of its proper divisors (15329892687).

45721014321 is a wasteful number, since it uses less digits than its factorization.

45721014321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9272.

The product of its (nonzero) digits is 6720, while the sum is 30.

The spelling of 45721014321 in words is "forty-five billion, seven hundred twenty-one million, fourteen thousand, three hundred twenty-one".