385660377774 has 24 divisors (see below), whose sum is σ = 954968554800. Its totient is φ = 110188679328.

The previous prime is 385660377769. The next prime is 385660377827. The reversal of 385660377774 is 477773066583.

It is a happy number.

385660377774 is a `hidden beast` number, since 38 + 566 + 0 + 37 + 7 + 7 + 7 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1530398199 + ... + 1530398450.

It is an arithmetic number, because the mean of its divisors is an integer number (39790356450).

Almost surely, 2^385660377774 is an apocalyptic number.

385660377774 is an abundant number, since it is smaller than the sum of its proper divisors (569308177026).

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

385660377774 is a wasteful number, since it uses less digits than its factorization.

385660377774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060796664 (or 3060796661 counting only the distinct ones).

The product of its (nonzero) digits is 124467840, while the sum is 63.

The spelling of 385660377774 in words is "three hundred eighty-five billion, six hundred sixty million, three hundred seventy-seven thousand, seven hundred seventy-four".