25041602628 has 120 divisors (see below), whose sum is σ = 75312150144. Its totient is φ = 7107264000.

The previous prime is 25041602617. The next prime is 25041602629. The reversal of 25041602628 is 82620614052.

It is a happy number.

25041602628 is a `hidden beast` number, since 2 + 5 + 0 + 41 + 602 + 6 + 2 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 25041602592 and 25041602601.

It is not an unprimeable number, because it can be changed into a prime (25041602629) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 305908 + ... + 379028.

Almost surely, 2^25041602628 is an apocalyptic number.

25041602628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25041602628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37656075072).

25041602628 is an abundant number, since it is smaller than the sum of its proper divisors (50270547516).

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

25041602628 is a wasteful number, since it uses less digits than its factorization.

25041602628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73295 (or 73284 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 25041602628 in words is "twenty-five billion, forty-one million, six hundred two thousand, six hundred twenty-eight".