25000626463134 has 32 divisors (see below), whose sum is σ = 57145735207680. Its totient is φ = 7142855363712.

The previous prime is 25000626463133. The next prime is 25000626463159. The reversal of 25000626463134 is 43136462600052.

It is a happy number.

It is a super-2 number, since 2×25000626463134² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25000626463133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5848219 + ... + 9176214.

It is an arithmetic number, because the mean of its divisors is an integer number (1785804225240).

Almost surely, 2^{25000626463134} is an apocalyptic number.

25000626463134 is an abundant number, since it is smaller than the sum of its proper divisors (32145108744546).

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

25000626463134 is a wasteful number, since it uses less digits than its factorization.

25000626463134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15064064.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 25000626463134 in words is "twenty-five trillion, six hundred twenty-six million, four hundred sixty-three thousand, one hundred thirty-four".