66737070403404 has 24 divisors (see below), whose sum is σ = 155722222096560. Its totient is φ = 22245348540864.

The previous prime is 66737070403373. The next prime is 66737070403411. The reversal of 66737070403404 is 40430407073766.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41884539 + ... + 43448690.

It is an arithmetic number, because the mean of its divisors is an integer number (6488425920690).

Almost surely, 2^{66737070403404} is an apocalyptic number.

It is an amenable number.

66737070403404 is an abundant number, since it is smaller than the sum of its proper divisors (88985151693156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66737070403404 is a wasteful number, since it uses less digits than its factorization.

66737070403404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85398409 (or 85398407 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 51.

The spelling of 66737070403404 in words is "sixty-six trillion, seven hundred thirty-seven billion, seventy million, four hundred three thousand, four hundred four".