374508909985 has 32 divisors (see below), whose sum is σ = 518032465920. Its totient is φ = 254598930432.

The previous prime is 374508909961. The next prime is 374508909989. The reversal of 374508909985 is 589909805473.

It is not a de Polignac number, because 374508909985 - 2⁵ = 374508909953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 374508909985.

It is not an unprimeable number, because it can be changed into a prime (374508909989) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6233107 + ... + 6292903.

It is an arithmetic number, because the mean of its divisors is an integer number (16188514560).

Almost surely, 2^374508909985 is an apocalyptic number.

374508909985 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

374508909985 is a deficient number, since it is larger than the sum of its proper divisors (143523555935).

374508909985 is a wasteful number, since it uses less digits than its factorization.

374508909985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61345.

The product of its (nonzero) digits is 97977600, while the sum is 67.

The spelling of 374508909985 in words is "three hundred seventy-four billion, five hundred eight million, nine hundred nine thousand, nine hundred eighty-five".