865147496427 has 12 divisors (see below), whose sum is σ = 1276245952800. Its totient is φ = 564493401648.

The previous prime is 865147496413. The next prime is 865147496449. The reversal of 865147496427 is 724694741568.

865147496427 is a `hidden beast` number, since 8 + 6 + 51 + 4 + 74 + 96 + 427 = 666.

It is not a de Polignac number, because 865147496427 - 2⁶ = 865147496363 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (865147496027) 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, 1022632552 + ... + 1022633397.

It is an arithmetic number, because the mean of its divisors is an integer number (106353829400).

Almost surely, 2^865147496427 is an apocalyptic number.

865147496427 is a deficient number, since it is larger than the sum of its proper divisors (411098456373).

865147496427 is a wasteful number, since it uses less digits than its factorization.

865147496427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045266002 (or 2045265999 counting only the distinct ones).

The product of its digits is 81285120, while the sum is 63.

The spelling of 865147496427 in words is "eight hundred sixty-five billion, one hundred forty-seven million, four hundred ninety-six thousand, four hundred twenty-seven".