45743500521 has 64 divisors (see below), whose sum is σ = 73722880000. Its totient is φ = 27925715520.

The previous prime is 45743500501. The next prime is 45743500529. The reversal of 45743500521 is 12500534754.

45743500521 is a `hidden beast` number, since 4 + 574 + 35 + 0 + 0 + 52 + 1 = 666.

45743500521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45743500521 - 2⁶ = 45743500457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45743500529) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26922930 + ... + 26924628.

It is an arithmetic number, because the mean of its divisors is an integer number (1151920000).

Almost surely, 2^45743500521 is an apocalyptic number.

It is an amenable number.

45743500521 is a deficient number, since it is larger than the sum of its proper divisors (27979379479).

45743500521 is a wasteful number, since it uses less digits than its factorization.

45743500521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451 (or 3445 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The spelling of 45743500521 in words is "forty-five billion, seven hundred forty-three million, five hundred thousand, five hundred twenty-one".