425999973896070 has 128 divisors (see below), whose sum is σ = 1182074792371200. Its totient is φ = 96237518057472.

The previous prime is 425999973896047. The next prime is 425999973896087. The reversal of 425999973896070 is 70698379999524.

It is a super-2 number, since 2×425999973896070² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40458601 + ... + 49888859.

It is an arithmetic number, because the mean of its divisors is an integer number (9234959315400).

Almost surely, 2^{425999973896070} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425999973896070, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (591037396185600).

425999973896070 is an abundant number, since it is smaller than the sum of its proper divisors (756074818475130).

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

425999973896070 is a wasteful number, since it uses less digits than its factorization.

425999973896070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9432782.

The product of its (nonzero) digits is 16665989760, while the sum is 87.

The spelling of 425999973896070 in words is "four hundred twenty-five trillion, nine hundred ninety-nine billion, nine hundred seventy-three million, eight hundred ninety-six thousand, seventy".