5121265115542 has 16 divisors (see below), whose sum is σ = 7690601353680. Its totient is φ = 2557732400352.

The previous prime is 5121265115539. The next prime is 5121265115573. The reversal of 5121265115542 is 2455115621215.

It is a junction number, because it is equal to n+sod(n) for n = 5121265115495 and 5121265115504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9412528 + ... + 9941740.

It is an arithmetic number, because the mean of its divisors is an integer number (480662584605).

Almost surely, 2^{5121265115542} is an apocalyptic number.

5121265115542 is a deficient number, since it is larger than the sum of its proper divisors (2569336238138).

5121265115542 is a wasteful number, since it uses less digits than its factorization.

5121265115542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534687.

The product of its digits is 120000, while the sum is 40.

The spelling of 5121265115542 in words is "five trillion, one hundred twenty-one billion, two hundred sixty-five million, one hundred fifteen thousand, five hundred forty-two".