86122606557 has 16 divisors (see below), whose sum is σ = 123693998400. Its totient is φ = 52985340672.

The previous prime is 86122606547. The next prime is 86122606567. The reversal of 86122606557 is 75560622168.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (86122606547) and next prime (86122606567).

It is not a de Polignac number, because 86122606557 - 2⁷ = 86122606429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86122606547) 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, 114783 + ... + 430604.

It is an arithmetic number, because the mean of its divisors is an integer number (7730874900).

Almost surely, 2^86122606557 is an apocalyptic number.

It is an amenable number.

86122606557 is a deficient number, since it is larger than the sum of its proper divisors (37571391843).

86122606557 is a wasteful number, since it uses less digits than its factorization.

86122606557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549452.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 86122606557 in words is "eighty-six billion, one hundred twenty-two million, six hundred six thousand, five hundred fifty-seven".