45520013012 has 24 divisors (see below), whose sum is σ = 80351258400. Its totient is φ = 22562993376.

The previous prime is 45520012987. The next prime is 45520013039. The reversal of 45520013012 is 21031002554.

It is a super-2 number, since 2×45520013012² (a number of 22 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 7 ways as a sum of consecutive naturals, for example, 319814 + ... + 439682.

It is an arithmetic number, because the mean of its divisors is an integer number (3347969100).

Almost surely, 2^45520013012 is an apocalyptic number.

It is an amenable number.

45520013012 is a deficient number, since it is larger than the sum of its proper divisors (34831245388).

45520013012 is a wasteful number, since it uses less digits than its factorization.

45520013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120695 (or 120693 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 45520013012 its reverse (21031002554), we get a palindrome (66551015566).

The spelling of 45520013012 in words is "forty-five billion, five hundred twenty million, thirteen thousand, twelve".