40677747536 has 10 divisors (see below), whose sum is σ = 78813135882. Its totient is φ = 20338873760.

The previous prime is 40677747529. The next prime is 40677747553. The reversal of 40677747536 is 63574777604.

It can be written as a sum of positive squares in only one way, i.e., 34077160000 + 6600587536 = 184600^2 + 81244^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271179595 + ... + 1271179626.

Almost surely, 2^40677747536 is an apocalyptic number.

It is an amenable number.

40677747536 is a deficient number, since it is larger than the sum of its proper divisors (38135388346).

40677747536 is a wasteful number, since it uses less digits than its factorization.

40677747536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542359229 (or 2542359223 counting only the distinct ones).

The product of its (nonzero) digits is 20744640, while the sum is 56.

The spelling of 40677747536 in words is "forty billion, six hundred seventy-seven million, seven hundred forty-seven thousand, five hundred thirty-six".