374138400465 has 64 divisors (see below), whose sum is σ = 672696460800. Its totient is φ = 197278405632.

The previous prime is 374138400407. The next prime is 374138400473. The reversal of 374138400465 is 564004831473.

374138400465 is a `hidden beast` number, since 3 + 74 + 138 + 400 + 46 + 5 = 666.

It is not a de Polignac number, because 374138400465 - 2¹⁰ = 374138399441 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 374138400465.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8557581 + ... + 8601189.

It is an arithmetic number, because the mean of its divisors is an integer number (10510882200).

Almost surely, 2^374138400465 is an apocalyptic number.

It is an amenable number.

374138400465 is a deficient number, since it is larger than the sum of its proper divisors (298558060335).

374138400465 is a wasteful number, since it uses less digits than its factorization.

374138400465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44343 (or 44337 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 374138400465 in words is "three hundred seventy-four billion, one hundred thirty-eight million, four hundred thousand, four hundred sixty-five".