25262367416 has 72 divisors (see below), whose sum is σ = 56377886040. Its totient is φ = 10599526080.

The previous prime is 25262367367. The next prime is 25262367439. The reversal of 25262367416 is 61476326252.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 86381 + ... + 240803.

It is an arithmetic number, because the mean of its divisors is an integer number (783026195).

Almost surely, 2^25262367416 is an apocalyptic number.

25262367416 is a gapful number since it is divisible by the number (26) 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 25262367416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28188943020).

25262367416 is an abundant number, since it is smaller than the sum of its proper divisors (31115518624).

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

25262367416 is a wasteful number, since it uses less digits than its factorization.

25262367416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154477 (or 154449 counting only the distinct ones).

The product of its digits is 725760, while the sum is 44.

The spelling of 25262367416 in words is "twenty-five billion, two hundred sixty-two million, three hundred sixty-seven thousand, four hundred sixteen".