25552621130 has 32 divisors (see below), whose sum is σ = 47010398976. Its totient is φ = 9995685184.

The previous prime is 25552621099. The next prime is 25552621139. The reversal of 25552621130 is 3112625552.

It is a super-2 number, since 2×25552621130² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (25552621139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 593492 + ... + 635088.

It is an arithmetic number, because the mean of its divisors is an integer number (1469074968).

Almost surely, 2^25552621130 is an apocalyptic number.

25552621130 is a deficient number, since it is larger than the sum of its proper divisors (21457777846).

25552621130 is a wasteful number, since it uses less digits than its factorization.

25552621130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42958.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 25552621130 in words is "twenty-five billion, five hundred fifty-two million, six hundred twenty-one thousand, one hundred thirty".