86215443558628 has 12 divisors (see below), whose sum is σ = 150877468112112. Its totient is φ = 43107595526600.

The previous prime is 86215443558617. The next prime is 86215443558683. The reversal of 86215443558628 is 82685534451268.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30018298 + ... + 32764753.

It is an arithmetic number, because the mean of its divisors is an integer number (12573122342676).

Almost surely, 2^{86215443558628} is an apocalyptic number.

It is an amenable number.

86215443558628 is a deficient number, since it is larger than the sum of its proper divisors (64662024553484).

86215443558628 is a wasteful number, since it uses less digits than its factorization.

86215443558628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63126362 (or 63126360 counting only the distinct ones).

The product of its digits is 442368000, while the sum is 67.

The spelling of 86215443558628 in words is "eighty-six trillion, two hundred fifteen billion, four hundred forty-three million, five hundred fifty-eight thousand, six hundred twenty-eight".