123344775516 has 48 divisors (see below), whose sum is σ = 289217174400. Its totient is φ = 40913476032.

The previous prime is 123344775511. The next prime is 123344775517. The reversal of 123344775516 is 615577443321.

123344775516 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123344775511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2750611 + ... + 2795093.

It is an arithmetic number, because the mean of its divisors is an integer number (6025357800).

Almost surely, 2^123344775516 is an apocalyptic number.

It is an amenable number.

123344775516 is an abundant number, since it is smaller than the sum of its proper divisors (165872398884).

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

123344775516 is a wasteful number, since it uses less digits than its factorization.

123344775516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45618 (or 45616 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 48.

The spelling of 123344775516 in words is "one hundred twenty-three billion, three hundred forty-four million, seven hundred seventy-five thousand, five hundred sixteen".