40640041512604 has 12 divisors (see below), whose sum is σ = 75303606332304. Its totient is φ = 19124725417664.

The previous prime is 40640041512541. The next prime is 40640041512661. The reversal of 40640041512604 is 40621514004604.

It is a happy number.

It is a super-2 number, since 2×40640041512604² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 298823834584 + ... + 298823834719.

It is an arithmetic number, because the mean of its divisors is an integer number (6275300527692).

Almost surely, 2^{40640041512604} is an apocalyptic number.

It is an amenable number.

40640041512604 is a deficient number, since it is larger than the sum of its proper divisors (34663564819700).

40640041512604 is a wasteful number, since it uses less digits than its factorization.

40640041512604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597647669324 (or 597647669322 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

The spelling of 40640041512604 in words is "forty trillion, six hundred forty billion, forty-one million, five hundred twelve thousand, six hundred four".