25233541501513 has 16 divisors (see below), whose sum is σ = 26123169481024. Its totient is φ = 24355600032960.

The previous prime is 25233541501499. The next prime is 25233541501561. The reversal of 25233541501513 is 31510514533252.

It is a cyclic number.

It is not a de Polignac number, because 25233541501513 - 2²¹ = 25233539404361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25233542501513) 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, 2867370 + ... + 7660867.

It is an arithmetic number, because the mean of its divisors is an integer number (1632698092564).

Almost surely, 2^{25233541501513} is an apocalyptic number.

It is an amenable number.

25233541501513 is a deficient number, since it is larger than the sum of its proper divisors (889627979511).

25233541501513 is a wasteful number, since it uses less digits than its factorization.

25233541501513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10528792.

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 25233541501513 in words is "twenty-five trillion, two hundred thirty-three billion, five hundred forty-one million, five hundred one thousand, five hundred thirteen".