40404000073766 has 32 divisors (see below), whose sum is σ = 71672117509440. Its totient is φ = 16714299079296.

The previous prime is 40404000073729. The next prime is 40404000073777. The reversal of 40404000073766 is 66737000040404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12204605 + ... + 15157848.

It is an arithmetic number, because the mean of its divisors is an integer number (2239753672170).

Almost surely, 2^{40404000073766} is an apocalyptic number.

40404000073766 is a deficient number, since it is larger than the sum of its proper divisors (31268117435674).

40404000073766 is a wasteful number, since it uses less digits than its factorization.

40404000073766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27366128.

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 40404000073766 in words is "forty trillion, four hundred four billion, seventy-three thousand, seven hundred sixty-six".