82278489522151 has 32 divisors (see below), whose sum is σ = 90308829219840. Its totient is φ = 74503688029056.

The previous prime is 82278489522139. The next prime is 82278489522179. The reversal of 82278489522151 is 15122598487228.

It is not a de Polignac number, because 82278489522151 - 2³³ = 82269899587559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82278489522121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3132376920 + ... + 3132403186.

It is an arithmetic number, because the mean of its divisors is an integer number (2822150913120).

Almost surely, 2^{82278489522151} is an apocalyptic number.

82278489522151 is a deficient number, since it is larger than the sum of its proper divisors (8030339697689).

82278489522151 is a wasteful number, since it uses less digits than its factorization.

82278489522151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45943.

The product of its digits is 51609600, while the sum is 64.

The spelling of 82278489522151 in words is "eighty-two trillion, two hundred seventy-eight billion, four hundred eighty-nine million, five hundred twenty-two thousand, one hundred fifty-one".