56770077125666 has 16 divisors (see below), whose sum is σ = 85373096981760. Its totient is φ = 28312401540720.

The previous prime is 56770077125623. The next prime is 56770077125681. The reversal of 56770077125666 is 66652177007765.

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, 996281 + ... + 10701996.

It is an arithmetic number, because the mean of its divisors is an integer number (5335818561360).

Almost surely, 2^{56770077125666} is an apocalyptic number.

56770077125666 is a deficient number, since it is larger than the sum of its proper divisors (28603019856094).

56770077125666 is a wasteful number, since it uses less digits than its factorization.

56770077125666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11704489.

The product of its (nonzero) digits is 155584800, while the sum is 65.

The spelling of 56770077125666 in words is "fifty-six trillion, seven hundred seventy billion, seventy-seven million, one hundred twenty-five thousand, six hundred sixty-six".