86231692477 has 8 divisors (see below), whose sum is σ = 99017571392. Its totient is φ = 73562580000.

The previous prime is 86231692457. The next prime is 86231692513. The reversal of 86231692477 is 77429613268.

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

It is not a de Polignac number, because 86231692477 - 2³¹ = 84084208829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86231692457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29190024 + ... + 29192977.

It is an arithmetic number, because the mean of its divisors is an integer number (12377196424).

Almost surely, 2^86231692477 is an apocalyptic number.

It is an amenable number.

86231692477 is a deficient number, since it is larger than the sum of its proper divisors (12785878915).

86231692477 is a wasteful number, since it uses less digits than its factorization.

86231692477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58383219.

The product of its digits is 6096384, while the sum is 55.

The spelling of 86231692477 in words is "eighty-six billion, two hundred thirty-one million, six hundred ninety-two thousand, four hundred seventy-seven".