123470777168 has 10 divisors (see below), whose sum is σ = 239224630794. Its totient is φ = 61735388576.

The previous prime is 123470777159. The next prime is 123470777173. The reversal of 123470777168 is 861777074321.

It can be written as a sum of positive squares in only one way, i.e., 97738767424 + 25732009744 = 312632^2 + 160412^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3858461771 + ... + 3858461802.

Almost surely, 2^123470777168 is an apocalyptic number.

It is an amenable number.

123470777168 is a deficient number, since it is larger than the sum of its proper divisors (115753853626).

123470777168 is an equidigital number, since it uses as much as digits as its factorization.

123470777168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7716923581 (or 7716923575 counting only the distinct ones).

The product of its (nonzero) digits is 2765952, while the sum is 53.

The spelling of 123470777168 in words is "one hundred twenty-three billion, four hundred seventy million, seven hundred seventy-seven thousand, one hundred sixty-eight".