25346380621996 has 192 divisors, whose sum is σ = 54038963284992. Its totient is φ = 10177672716288.

The previous prime is 25346380621993. The next prime is 25346380622029. The reversal of 25346380621996 is 69912608364352.

It is not an unprimeable number, because it can be changed into a prime (25346380621993) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 572557455 + ... + 572601721.

It is an arithmetic number, because the mean of its divisors is an integer number (281452933776).

Almost surely, 2^{25346380621996} 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 25346380621996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27019481642496).

25346380621996 is an abundant number, since it is smaller than the sum of its proper divisors (28692582662996).

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

25346380621996 is a wasteful number, since it uses less digits than its factorization.

25346380621996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44568 (or 44566 counting only the distinct ones).

The product of its (nonzero) digits is 100776960, while the sum is 64.

The spelling of 25346380621996 in words is "twenty-five trillion, three hundred forty-six billion, three hundred eighty million, six hundred twenty-one thousand, nine hundred ninety-six".