374740644157 has 6 divisors (see below), whose sum is σ = 411905005694. Its totient is φ = 340673312760.

The previous prime is 374740644121. The next prime is 374740644167. The reversal of 374740644157 is 751446047473.

It can be written as a sum of positive squares in only one way, i.e., 354523785561 + 20216858596 = 595419^2 + 142186^2 .

It is not a de Polignac number, because 374740644157 - 2²⁷ = 374606426429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374740644167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1548514938 + ... + 1548515179.

Almost surely, 2^374740644157 is an apocalyptic number.

It is an amenable number.

374740644157 is a deficient number, since it is larger than the sum of its proper divisors (37164361537).

374740644157 is a wasteful number, since it uses less digits than its factorization.

374740644157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097030139 (or 3097030128 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 52.

The spelling of 374740644157 in words is "three hundred seventy-four billion, seven hundred forty million, six hundred forty-four thousand, one hundred fifty-seven".