123265788104 has 16 divisors (see below), whose sum is σ = 244718844300. Its totient is φ = 58007429632.

The previous prime is 123265788101. The next prime is 123265788167. The reversal of 123265788104 is 401887562321.

It can be written as a sum of positive squares in 2 ways, for example, as 121102608004 + 2163180100 = 347998^2 + 46510^2 .

It is not an unprimeable number, because it can be changed into a prime (123265788101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 453182909 + ... + 453183180.

Almost surely, 2^123265788104 is an apocalyptic number.

It is an amenable number.

123265788104 is a deficient number, since it is larger than the sum of its proper divisors (121453056196).

123265788104 is a wasteful number, since it uses less digits than its factorization.

123265788104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906366112 (or 906366108 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The spelling of 123265788104 in words is "one hundred twenty-three billion, two hundred sixty-five million, seven hundred eighty-eight thousand, one hundred four".