25172627152 has 20 divisors (see below), whose sum is σ = 48839820480. Its totient is φ = 12568802528.

The previous prime is 25172627131. The next prime is 25172627153.

25172627152 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×25172627152² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25172627153) 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, 1082578 + ... + 1105585.

It is an arithmetic number, because the mean of its divisors is an integer number (2441991024).

Almost surely, 2^25172627152 is an apocalyptic number.

It is an amenable number.

25172627152 is a deficient number, since it is larger than the sum of its proper divisors (23667193328).

25172627152 is a wasteful number, since it uses less digits than its factorization.

25172627152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188890 (or 2188884 counting only the distinct ones).

The product of its digits is 117600, while the sum is 40.

The spelling of 25172627152 in words is "twenty-five billion, one hundred seventy-two million, six hundred twenty-seven thousand, one hundred fifty-two".