45004533540 has 48 divisors (see below), whose sum is σ = 132644944320. Its totient is φ = 11369566080.

The previous prime is 45004533533. The next prime is 45004533547. The reversal of 45004533540 is 4533540054.

It is an interprime number because it is at equal distance from previous prime (45004533533) and next prime (45004533547).

It is not an unprimeable number, because it can be changed into a prime (45004533547) 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, 19737691 + ... + 19739970.

It is an arithmetic number, because the mean of its divisors is an integer number (2763436340).

Almost surely, 2^45004533540 is an apocalyptic number.

It is an amenable number.

45004533540 is an abundant number, since it is smaller than the sum of its proper divisors (87640410780).

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

45004533540 is a wasteful number, since it uses less digits than its factorization.

45004533540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39477692 (or 39477690 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The spelling of 45004533540 in words is "forty-five billion, four million, five hundred thirty-three thousand, five hundred forty".