25012262316 has 96 divisors (see below), whose sum is σ = 64881008640. Its totient is φ = 7463199744.

The previous prime is 25012262273. The next prime is 25012262329. The reversal of 25012262316 is 61326221052.

It is a super-2 number, since 2×25012262316² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 364821 + ... + 427923.

It is an arithmetic number, because the mean of its divisors is an integer number (675843840).

Almost surely, 2^25012262316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25012262316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32440504320).

25012262316 is an abundant number, since it is smaller than the sum of its proper divisors (39868746324).

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

25012262316 is a wasteful number, since it uses less digits than its factorization.

25012262316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63223 (or 63221 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 25012262316 its reverse (61326221052), we get a palindrome (86338483368).

The spelling of 25012262316 in words is "twenty-five billion, twelve million, two hundred sixty-two thousand, three hundred sixteen".