40315504512 has 64 divisors (see below), whose sum is σ = 108088992000. Its totient is φ = 13312894464.

The previous prime is 40315504501. The next prime is 40315504513. The reversal of 40315504512 is 21540551304.

40315504512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 40315504512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40315504513) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449512 + ... + 531687.

It is an arithmetic number, because the mean of its divisors is an integer number (1688890500).

Almost surely, 2^40315504512 is an apocalyptic number.

It is an amenable number.

40315504512 is an abundant number, since it is smaller than the sum of its proper divisors (67773487488).

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

40315504512 is a wasteful number, since it uses less digits than its factorization.

40315504512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981323 (or 981311 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 40315504512 in words is "forty billion, three hundred fifteen million, five hundred four thousand, five hundred twelve".