86546278467 has 16 divisors (see below), whose sum is σ = 139872773760. Its totient is φ = 52452289800.

The previous prime is 86546278451. The next prime is 86546278561. The reversal of 86546278467 is 76487264568.

86546278467 is a `hidden beast` number, since 8 + 6 + 546 + 2 + 7 + 84 + 6 + 7 = 666.

It is not a de Polignac number, because 86546278467 - 2⁴ = 86546278451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86546278447) 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, 145700509 + ... + 145701102.

It is an arithmetic number, because the mean of its divisors is an integer number (8742048360).

Almost surely, 2^86546278467 is an apocalyptic number.

86546278467 is a deficient number, since it is larger than the sum of its proper divisors (53326495293).

86546278467 is a wasteful number, since it uses less digits than its factorization.

86546278467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291401631 (or 291401625 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 63.

The spelling of 86546278467 in words is "eighty-six billion, five hundred forty-six million, two hundred seventy-eight thousand, four hundred sixty-seven".