40748557508 has 12 divisors (see below), whose sum is σ = 72169132560. Its totient is φ = 20128805352.

The previous prime is 40748557483. The next prime is 40748557511. The reversal of 40748557508 is 80575584704.

40748557508 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40748557508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61367978 + ... + 61368641.

It is an arithmetic number, because the mean of its divisors is an integer number (6014094380).

Almost surely, 2^40748557508 is an apocalyptic number.

It is an amenable number.

40748557508 is a deficient number, since it is larger than the sum of its proper divisors (31420575052).

40748557508 is a wasteful number, since it uses less digits than its factorization.

40748557508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122736706 (or 122736704 counting only the distinct ones).

The product of its (nonzero) digits is 6272000, while the sum is 53.

The spelling of 40748557508 in words is "forty billion, seven hundred forty-eight million, five hundred fifty-seven thousand, five hundred eight".