56496214878 has 16 divisors (see below), whose sum is σ = 113378072976. Its totient is φ = 18767797760.

The previous prime is 56496214843. The next prime is 56496214913. The reversal of 56496214878 is 87841269465.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56496214843) and next prime (56496214913).

It is a super-2 number, since 2×56496214878² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16066563 + ... + 16070078.

It is an arithmetic number, because the mean of its divisors is an integer number (7086129561).

Almost surely, 2^56496214878 is an apocalyptic number.

56496214878 is an abundant number, since it is smaller than the sum of its proper divisors (56881858098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56496214878 is a wasteful number, since it uses less digits than its factorization.

56496214878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32136939.

The product of its digits is 23224320, while the sum is 60.

The spelling of 56496214878 in words is "fifty-six billion, four hundred ninety-six million, two hundred fourteen thousand, eight hundred seventy-eight".