56378799 has 6 divisors (see below), whose sum is σ = 81436056. Its totient is φ = 37585860.

The previous prime is 56378771. The next prime is 56378809. The reversal of 56378799 is 99787365.

56378799 is a `hidden beast` number, since 563 + 7 + 8 + 79 + 9 = 666.

It is not a de Polignac number, because 56378799 - 2⁷ = 56378671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56378759) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3132147 + ... + 3132164.

It is an arithmetic number, because the mean of its divisors is an integer number (13572676).

Almost surely, 2^56378799 is an apocalyptic number.

56378799 is a deficient number, since it is larger than the sum of its proper divisors (25057257).

56378799 is a wasteful number, since it uses less digits than its factorization.

56378799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6264317 (or 6264314 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 56378799 is about 7508.5816903061. The cubic root of 56378799 is about 383.4469373857.

The spelling of 56378799 in words is "fifty-six million, three hundred seventy-eight thousand, seven hundred ninety-nine".