378257174408 has 32 divisors (see below), whose sum is σ = 752393250360. Its totient is φ = 177661685760.

The previous prime is 378257174363. The next prime is 378257174411. The reversal of 378257174408 is 804471752873.

It can be written as a sum of positive squares in 4 ways, for example, as 371614598404 + 6642576004 = 609602^2 + 81502^2 .

It is a super-2 number, since 2×378257174408² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2598341 + ... + 2740052.

Almost surely, 2^378257174408 is an apocalyptic number.

It is an amenable number.

378257174408 is a deficient number, since it is larger than the sum of its proper divisors (374136075952).

378257174408 is a wasteful number, since it uses less digits than its factorization.

378257174408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5338937 (or 5338933 counting only the distinct ones).

The product of its (nonzero) digits is 10536960, while the sum is 56.

The spelling of 378257174408 in words is "three hundred seventy-eight billion, two hundred fifty-seven million, one hundred seventy-four thousand, four hundred eight".