25122672273400 has 48 divisors (see below), whose sum is σ = 62903306352600. Its totient is φ = 9276063607680.

The previous prime is 25122672273379. The next prime is 25122672273401. The reversal of 25122672273400 is 437227622152.

It is a super-2 number, since 2×25122672273400² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25122672273401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4831280530 + ... + 4831285729.

Almost surely, 2^{25122672273400} is an apocalyptic number.

25122672273400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25122672273400 is an abundant number, since it is smaller than the sum of its proper divisors (37780634079200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25122672273400 is a wasteful number, since it uses less digits than its factorization.

25122672273400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9662566288 (or 9662566279 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 43.

Adding to 25122672273400 its reverse (437227622152), we get a palindrome (25559899895552).

The spelling of 25122672273400 in words is "twenty-five trillion, one hundred twenty-two billion, six hundred seventy-two million, two hundred seventy-three thousand, four hundred".