123165980310060 has 144 divisors (see below), whose sum is σ = 376955905225536. Its totient is φ = 32550709395456.

The previous prime is 123165980310047. The next prime is 123165980310091. The reversal of 123165980310060 is 60013089561321.

123165980310060 is a `hidden beast` number, since 1 + 23 + 1 + 6 + 598 + 0 + 31 + 0 + 0 + 6 + 0 = 666.

It is a super-2 number, since 2×123165980310060² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 123165980309988 and 123165980310015.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4051084 + ... + 16209356.

It is an arithmetic number, because the mean of its divisors is an integer number (2617749341844).

Almost surely, 2^{123165980310060} is an apocalyptic number.

123165980310060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 123165980310060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188477952612768).

123165980310060 is an abundant number, since it is smaller than the sum of its proper divisors (253789924915476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123165980310060 is a wasteful number, since it uses less digits than its factorization.

123165980310060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12158792 (or 12158787 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The spelling of 123165980310060 in words is "one hundred twenty-three trillion, one hundred sixty-five billion, nine hundred eighty million, three hundred ten thousand, sixty".