425794997376 has 512 divisors, whose sum is σ = 1512929280000. Its totient is φ = 117721175040.

The previous prime is 425794997351. The next prime is 425794997377. The reversal of 425794997376 is 673799497524.

It is a happy number.

425794997376 is a `hidden beast` number, since 4 + 2 + 579 + 49 + 9 + 7 + 3 + 7 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (425794997377) 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, 36741855 + ... + 36753441.

It is an arithmetic number, because the mean of its divisors is an integer number (2954940000).

Almost surely, 2^425794997376 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 425794997376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756464640000).

425794997376 is an abundant number, since it is smaller than the sum of its proper divisors (1087134282624).

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

425794997376 is a wasteful number, since it uses less digits than its factorization.

425794997376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11662 (or 11630 counting only the distinct ones).

The product of its digits is 720135360, while the sum is 72.

The spelling of 425794997376 in words is "four hundred twenty-five billion, seven hundred ninety-four million, nine hundred ninety-seven thousand, three hundred seventy-six".