86124450957 has 4 divisors (see below), whose sum is σ = 114832601280. Its totient is φ = 57416300636.

The previous prime is 86124450949. The next prime is 86124450961. The reversal of 86124450957 is 75905442168.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86124450957 - 2³ = 86124450949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86124452957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14354075157 + ... + 14354075162.

It is an arithmetic number, because the mean of its divisors is an integer number (28708150320).

Almost surely, 2^86124450957 is an apocalyptic number.

It is an amenable number.

86124450957 is a deficient number, since it is larger than the sum of its proper divisors (28708150323).

86124450957 is a wasteful number, since it uses less digits than its factorization.

86124450957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28708150322.

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 86124450957 in words is "eighty-six billion, one hundred twenty-four million, four hundred fifty thousand, nine hundred fifty-seven".