25229190102 has 32 divisors (see below), whose sum is σ = 55149963264. Its totient is φ = 7659715200.

The previous prime is 25229190101. The next prime is 25229190127. The reversal of 25229190102 is 20109192252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25229190101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3986274 + ... + 3992597.

It is an arithmetic number, because the mean of its divisors is an integer number (1723436352).

Almost surely, 2^25229190102 is an apocalyptic number.

25229190102 is an abundant number, since it is smaller than the sum of its proper divisors (29920773162).

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

25229190102 is a wasteful number, since it uses less digits than its factorization.

25229190102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7978924.

The product of its (nonzero) digits is 6480, while the sum is 33.

The spelling of 25229190102 in words is "twenty-five billion, two hundred twenty-nine million, one hundred ninety thousand, one hundred two".