56463615867 has 8 divisors (see below), whose sum is σ = 76518998800. Its totient is φ = 37025321760.

The previous prime is 56463615851. The next prime is 56463615889. The reversal of 56463615867 is 76851636465.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56463615867 - 2⁴ = 56463615851 is a prime.

It is a super-2 number, since 2×56463615867² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56463615167) by changing a digit.

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, 154271992 + ... + 154272357.

It is an arithmetic number, because the mean of its divisors is an integer number (9564874850).

Almost surely, 2^56463615867 is an apocalyptic number.

56463615867 is a deficient number, since it is larger than the sum of its proper divisors (20055382933).

56463615867 is a wasteful number, since it uses less digits than its factorization.

56463615867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308544413.

The product of its digits is 21772800, while the sum is 57.

It can be divided in two parts, 564636 and 15867, that added together give a triangular number (580503 = T₁₀₇₇).

The spelling of 56463615867 in words is "fifty-six billion, four hundred sixty-three million, six hundred fifteen thousand, eight hundred sixty-seven".