86220158125 has 20 divisors (see below), whose sum is σ = 108729242380. Its totient is φ = 68343264000.

The previous prime is 86220158099. The next prime is 86220158131. The reversal of 86220158125 is 52185102268.

It can be written as a sum of positive squares in 10 ways, for example, as 33967227204 + 52252930921 = 184302^2 + 228589^2 .

It is not a de Polignac number, because 86220158125 - 2⁷ = 86220157997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 564684 + ... + 700933.

It is an arithmetic number, because the mean of its divisors is an integer number (5436462119).

Almost surely, 2^86220158125 is an apocalyptic number.

It is an amenable number.

86220158125 is a deficient number, since it is larger than the sum of its proper divisors (22509084255).

86220158125 is a wasteful number, since it uses less digits than its factorization.

86220158125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265746 (or 1265731 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 40.

The spelling of 86220158125 in words is "eighty-six billion, two hundred twenty million, one hundred fifty-eight thousand, one hundred twenty-five".