378552357 has 12 divisors (see below), whose sum is σ = 549392064. Its totient is φ = 251170920.

The previous prime is 378552353. The next prime is 378552359. The reversal of 378552357 is 753255873.

378552357 is a `hidden beast` number, since 3 + 78 + 5 + 523 + 57 = 666.

It is not a de Polignac number, because 378552357 - 2² = 378552353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378552353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97773 + ... + 101570.

It is an arithmetic number, because the mean of its divisors is an integer number (45782672).

Almost surely, 2^378552357 is an apocalyptic number.

It is an amenable number.

378552357 is a deficient number, since it is larger than the sum of its proper divisors (170839707).

378552357 is a wasteful number, since it uses less digits than its factorization.

378552357 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199560 (or 199557 counting only the distinct ones).

The product of its digits is 882000, while the sum is 45.

The square root of 378552357 is about 19456.4219989185. The cubic root of 378552357 is about 723.3946927545.

The spelling of 378552357 in words is "three hundred seventy-eight million, five hundred fifty-two thousand, three hundred fifty-seven".