86729777232 has 40 divisors (see below), whose sum is σ = 256059343296. Its totient is φ = 24779936256.

The previous prime is 86729777213. The next prime is 86729777237. The reversal of 86729777232 is 23277792768.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86729777237) 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, 129061833 + ... + 129062504.

Almost surely, 2^86729777232 is an apocalyptic number.

It is an amenable number.

86729777232 is an abundant number, since it is smaller than the sum of its proper divisors (169329566064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86729777232 is a wasteful number, since it uses less digits than its factorization.

86729777232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258124355 (or 258124349 counting only the distinct ones).

The product of its digits is 24893568, while the sum is 60.

The spelling of 86729777232 in words is "eighty-six billion, seven hundred twenty-nine million, seven hundred seventy-seven thousand, two hundred thirty-two".