123382064331604 has 48 divisors (see below), whose sum is σ = 233590786792272. Its totient is φ = 56685365563392.

The previous prime is 123382064331551. The next prime is 123382064331619. The reversal of 123382064331604 is 406133460283321.

It can be written as a sum of positive squares in 8 ways, for example, as 2503034081604 + 120879030250000 = 1582098^2 + 10994500^2 .

It is a super-2 number, since 2×123382064331604² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 42115672 + ... + 44949904.

It is an arithmetic number, because the mean of its divisors is an integer number (4866474724839).

Almost surely, 2^{123382064331604} is an apocalyptic number.

It is an amenable number.

123382064331604 is a deficient number, since it is larger than the sum of its proper divisors (110208722460668).

123382064331604 is a wasteful number, since it uses less digits than its factorization.

123382064331604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2838076 (or 2838074 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 123382064331604 in words is "one hundred twenty-three trillion, three hundred eighty-two billion, sixty-four million, three hundred thirty-one thousand, six hundred four".