15425514242355 has 128 divisors (see below), whose sum is σ = 29125108776960. Its totient is φ = 6825856227840.

The previous prime is 15425514242269. The next prime is 15425514242389. The reversal of 15425514242355 is 55324241552451.

It is not a de Polignac number, because 15425514242355 - 2²¹ = 15425512145203 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 341317810 + ... + 341363000.

It is an arithmetic number, because the mean of its divisors is an integer number (227539912320).

Almost surely, 2^{15425514242355} is an apocalyptic number.

15425514242355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15425514242355 is a deficient number, since it is larger than the sum of its proper divisors (13699594534605).

15425514242355 is a wasteful number, since it uses less digits than its factorization.

15425514242355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46081.

The product of its digits is 4800000, while the sum is 48.

The spelling of 15425514242355 in words is "fifteen trillion, four hundred twenty-five billion, five hundred fourteen million, two hundred forty-two thousand, three hundred fifty-five".