86277518045 has 4 divisors (see below), whose sum is σ = 103533021660. Its totient is φ = 69022014432.

The previous prime is 86277518029. The next prime is 86277518137. The reversal of 86277518045 is 54081577268.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 49728108004 + 36549410041 = 222998^2 + 191179^2 .

It is a cyclic number.

It is not a de Polignac number, because 86277518045 - 2⁴ = 86277518029 is a prime.

It is a congruent number.

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, 8627751800 + ... + 8627751809.

It is an arithmetic number, because the mean of its divisors is an integer number (25883255415).

Almost surely, 2^86277518045 is an apocalyptic number.

It is an amenable number.

86277518045 is a deficient number, since it is larger than the sum of its proper divisors (17255503615).

86277518045 is a wasteful number, since it uses less digits than its factorization.

86277518045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17255503614.

The product of its (nonzero) digits is 3763200, while the sum is 53.

The spelling of 86277518045 in words is "eighty-six billion, two hundred seventy-seven million, five hundred eighteen thousand, forty-five".