123035354513552 has 20 divisors (see below), whose sum is σ = 256717999321980. Its totient is φ = 56785548236928.

The previous prime is 123035354513551. The next prime is 123035354513557. The reversal of 123035354513552 is 255315453530321.

It can be written as a sum of positive squares in 2 ways, for example, as 24355448895376 + 98679905618176 = 4935124^2 + 9933776^2 .

It is a junction number, because it is equal to n+sod(n) for n = 123035354513497 and 123035354513506.

It is not an unprimeable number, because it can be changed into a prime (123035354513551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295758063527 + ... + 295758063942.

It is an arithmetic number, because the mean of its divisors is an integer number (12835899966099).

Almost surely, 2^{123035354513552} is an apocalyptic number.

It is an amenable number.

123035354513552 is an abundant number, since it is smaller than the sum of its proper divisors (133682644808428).

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

123035354513552 is a wasteful number, since it uses less digits than its factorization.

123035354513552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591516127490 (or 591516127484 counting only the distinct ones).

The product of its (nonzero) digits is 4050000, while the sum is 47.

The spelling of 123035354513552 in words is "one hundred twenty-three trillion, thirty-five billion, three hundred fifty-four million, five hundred thirteen thousand, five hundred fifty-two".