25883983747 has 4 divisors (see below), whose sum is σ = 25995074040. Its totient is φ = 25772893456.

The previous prime is 25883983733. The next prime is 25883983753. The reversal of 25883983747 is 74738938852.

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 25883983747 - 2²³ = 25875595139 is a prime.

It is a super-2 number, since 2×25883983747² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25883983247) 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, 55544797 + ... + 55545262.

It is an arithmetic number, because the mean of its divisors is an integer number (6498768510).

Almost surely, 2^25883983747 is an apocalyptic number.

25883983747 is a deficient number, since it is larger than the sum of its proper divisors (111090293).

25883983747 is a wasteful number, since it uses less digits than its factorization.

25883983747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111090292.

The product of its digits is 81285120, while the sum is 64.

The spelling of 25883983747 in words is "twenty-five billion, eight hundred eighty-three million, nine hundred eighty-three thousand, seven hundred forty-seven".