45678315312 has 80 divisors (see below), whose sum is σ = 149844218880. Its totient is φ = 13050946368.

The previous prime is 45678315311. The next prime is 45678315341. The reversal of 45678315312 is 21351387654.

It is a happy number.

45678315312 is a `hidden beast` number, since 4 + 567 + 8 + 31 + 53 + 1 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (45678315311) 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, 7549608 + ... + 7555655.

It is an arithmetic number, because the mean of its divisors is an integer number (1873052736).

Almost surely, 2^45678315312 is an apocalyptic number.

45678315312 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

45678315312 is an abundant number, since it is smaller than the sum of its proper divisors (104165903568).

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

45678315312 is a wasteful number, since it uses less digits than its factorization.

45678315312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15105287 (or 15105275 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The spelling of 45678315312 in words is "forty-five billion, six hundred seventy-eight million, three hundred fifteen thousand, three hundred twelve".