25730358806376 has 448 divisors, whose sum is σ = 85952369289600. Its totient is φ = 7061935394304.

The previous prime is 25730358806371. The next prime is 25730358806533. The reversal of 25730358806376 is 67360885303752.

It is a happy number.

25730358806376 is a `hidden beast` number, since 2 + 57 + 30 + 358 + 80 + 63 + 76 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (25730358806371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 233172351 + ... + 233282673.

Almost surely, 2^{25730358806376} 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 25730358806376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42976184644800).

25730358806376 is an abundant number, since it is smaller than the sum of its proper divisors (60222010483224).

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

25730358806376 is a wasteful number, since it uses less digits than its factorization.

25730358806376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110580 (or 110561 counting only the distinct ones).

The product of its (nonzero) digits is 152409600, while the sum is 63.

The spelling of 25730358806376 in words is "twenty-five trillion, seven hundred thirty billion, three hundred fifty-eight million, eight hundred six thousand, three hundred seventy-six".