56347855874365 has 16 divisors (see below), whose sum is σ = 73765303606080. Its totient is φ = 40979793409920.

The previous prime is 56347855874353. The next prime is 56347855874369.

56347855874365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56347855874365 - 2²¹ = 56347853777213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56347855874291 and 56347855874300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56347855874369) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 893139 + ... + 10653328.

It is an arithmetic number, because the mean of its divisors is an integer number (4610331475380).

Almost surely, 2^{56347855874365} is an apocalyptic number.

56347855874365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56347855874365 is a deficient number, since it is larger than the sum of its proper divisors (17417447731715).

56347855874365 is a wasteful number, since it uses less digits than its factorization.

56347855874365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11635212.

The product of its digits is 10160640000, while the sum is 76.

The spelling of 56347855874365 in words is "fifty-six trillion, three hundred forty-seven billion, eight hundred fifty-five million, eight hundred seventy-four thousand, three hundred sixty-five".