86222472172738 has 32 divisors (see below), whose sum is σ = 141923385660672. Its totient is φ = 38960955648000.

The previous prime is 86222472172729. The next prime is 86222472172757. The reversal of 86222472172738 is 83727127422268.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31505538 + ... + 34132738.

It is an arithmetic number, because the mean of its divisors is an integer number (4435105801896).

Almost surely, 2^{86222472172738} is an apocalyptic number.

86222472172738 is a deficient number, since it is larger than the sum of its proper divisors (55700913487934).

86222472172738 is a wasteful number, since it uses less digits than its factorization.

86222472172738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636010.

The product of its digits is 50577408, while the sum is 61.

The spelling of 86222472172738 in words is "eighty-six trillion, two hundred twenty-two billion, four hundred seventy-two million, one hundred seventy-two thousand, seven hundred thirty-eight".