25151508083 has 4 divisors (see below), whose sum is σ = 27086239488. Its totient is φ = 23216776680.

The previous prime is 25151508079. The next prime is 25151508131. The reversal of 25151508083 is 38080515152.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 25151508083 - 2² = 25151508079 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25151504083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967365683 + ... + 967365708.

It is an arithmetic number, because the mean of its divisors is an integer number (6771559872).

Almost surely, 2^25151508083 is an apocalyptic number.

25151508083 is a deficient number, since it is larger than the sum of its proper divisors (1934731405).

25151508083 is a wasteful number, since it uses less digits than its factorization.

25151508083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1934731404.

The product of its (nonzero) digits is 48000, while the sum is 38.

The spelling of 25151508083 in words is "twenty-five billion, one hundred fifty-one million, five hundred eight thousand, eighty-three".