25116234545730 has 64 divisors (see below), whose sum is σ = 61290195926400. Its totient is φ = 6585385950720.

The previous prime is 25116234545719. The next prime is 25116234545741. The reversal of 25116234545730 is 3754543261152.

It is an interprime number because it is at equal distance from previous prime (25116234545719) and next prime (25116234545741).

It is a super-2 number, since 2×25116234545730² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 25116234545730.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2285166 + ... + 7446774.

It is an arithmetic number, because the mean of its divisors is an integer number (957659311350).

Almost surely, 2^{25116234545730} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25116234545730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30645097963200).

25116234545730 is an abundant number, since it is smaller than the sum of its proper divisors (36173961380670).

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

25116234545730 is a wasteful number, since it uses less digits than its factorization.

25116234545730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5164339.

The product of its (nonzero) digits is 3024000, while the sum is 48.

The spelling of 25116234545730 in words is "twenty-five trillion, one hundred sixteen billion, two hundred thirty-four million, five hundred forty-five thousand, seven hundred thirty".