123958918084 has 27 divisors (see below), whose sum is σ = 217966928781. Its totient is φ = 61684065600.

The previous prime is 123958918067. The next prime is 123958918133. The reversal of 123958918084 is 480819859321.

The square root of 123958918084 is 352078.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 122725503684 + 1233414400 = 350322^2 + 35120^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 282366337 + ... + 282366775.

Almost surely, 2^123958918084 is an apocalyptic number.

123958918084 is the 352078-th square number.

It is an amenable number.

123958918084 is a deficient number, since it is larger than the sum of its proper divisors (94008010697).

123958918084 is an frugal number, since it uses more digits than its factorization.

123958918084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1684 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 58.

The spelling of 123958918084 in words is "one hundred twenty-three billion, nine hundred fifty-eight million, nine hundred eighteen thousand, eighty-four".