86732890251 has 32 divisors (see below), whose sum is σ = 136800023040. Its totient is φ = 47825250816.

The previous prime is 86732890243. The next prime is 86732890261. The reversal of 86732890251 is 15209823768.

It is not a de Polignac number, because 86732890251 - 2³ = 86732890243 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 86732890194 and 86732890203.

It is not an unprimeable number, because it can be changed into a prime (86732890241) 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 31 ways as a sum of consecutive naturals, for example, 1048435 + ... + 1128131.

It is an arithmetic number, because the mean of its divisors is an integer number (4275000720).

Almost surely, 2^86732890251 is an apocalyptic number.

86732890251 is a deficient number, since it is larger than the sum of its proper divisors (50067132789).

86732890251 is a wasteful number, since it uses less digits than its factorization.

86732890251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81523.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 86732890251 in words is "eighty-six billion, seven hundred thirty-two million, eight hundred ninety thousand, two hundred fifty-one".