25235115260545 has 16 divisors (see below), whose sum is σ = 30636441648000. Its totient is φ = 19952098201728.

The previous prime is 25235115260519. The next prime is 25235115260567. The reversal of 25235115260545 is 54506251153252.

It is a cyclic number.

It is not a de Polignac number, because 25235115260545 - 2⁵ = 25235115260513 is a prime.

It is a super-2 number, since 2×25235115260545² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25235115260495 and 25235115260504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12042765 + ... + 13982074.

It is an arithmetic number, because the mean of its divisors is an integer number (1914777603000).

Almost surely, 2^{25235115260545} is an apocalyptic number.

It is an amenable number.

25235115260545 is a deficient number, since it is larger than the sum of its proper divisors (5401326387455).

25235115260545 is a wasteful number, since it uses less digits than its factorization.

25235115260545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26027112.

The product of its (nonzero) digits is 1800000, while the sum is 46.

The spelling of 25235115260545 in words is "twenty-five trillion, two hundred thirty-five billion, one hundred fifteen million, two hundred sixty thousand, five hundred forty-five".