425694345216 has 384 divisors, whose sum is σ = 1358509501440. Its totient is φ = 115902775296.

The previous prime is 425694345211. The next prime is 425694345217. The reversal of 425694345216 is 612543496524.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425694345211) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333354370 + ... + 333355646.

It is an arithmetic number, because the mean of its divisors is an integer number (3537785160).

Almost surely, 2^425694345216 is an apocalyptic number.

425694345216 is a gapful number since it is divisible by the number (46) 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 425694345216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (679254750720).

425694345216 is an abundant number, since it is smaller than the sum of its proper divisors (932815156224).

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

425694345216 is a wasteful number, since it uses less digits than its factorization.

425694345216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1649 counting only the distinct ones).

The product of its digits is 6220800, while the sum is 51.

The spelling of 425694345216 in words is "four hundred twenty-five billion, six hundred ninety-four million, three hundred forty-five thousand, two hundred sixteen".