40637073604 has 6 divisors (see below), whose sum is σ = 71114878814. Its totient is φ = 20318536800.

The previous prime is 40637073599. The next prime is 40637073641.

40637073604 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 37810024704 + 2827048900 = 194448^2 + 53170^2 .

It is a super-4 number, since 4×40637073604⁴ (a number of 44 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5079634197 + ... + 5079634204.

Almost surely, 2^40637073604 is an apocalyptic number.

It is an amenable number.

40637073604 is a deficient number, since it is larger than the sum of its proper divisors (30477805210).

40637073604 is a wasteful number, since it uses less digits than its factorization.

40637073604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159268405 (or 10159268403 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 40.

It can be divided in two parts, 406370 and 73604, that added together give a palindrome (479974).

The spelling of 40637073604 in words is "forty billion, six hundred thirty-seven million, seventy-three thousand, six hundred four".