374228117145 has 32 divisors (see below), whose sum is σ = 672769670400. Its totient is φ = 197345757312.

The previous prime is 374228117117. The next prime is 374228117147. The reversal of 374228117145 is 541711822473.

It is a happy number.

374228117145 is a `hidden beast` number, since 3 + 7 + 422 + 81 + 1 + 7 + 145 = 666.

It is not a de Polignac number, because 374228117145 - 2⁷ = 374228117017 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 374228117145.

It is not an unprimeable number, because it can be changed into a prime (374228117147) 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, 15561357 + ... + 15585386.

It is an arithmetic number, because the mean of its divisors is an integer number (21024052200).

Almost surely, 2^374228117145 is an apocalyptic number.

It is an amenable number.

374228117145 is a deficient number, since it is larger than the sum of its proper divisors (298541553255).

374228117145 is a wasteful number, since it uses less digits than its factorization.

374228117145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31146846 (or 31146840 counting only the distinct ones).

The product of its digits is 376320, while the sum is 45.

The spelling of 374228117145 in words is "three hundred seventy-four billion, two hundred twenty-eight million, one hundred seventeen thousand, one hundred forty-five".