694425180680 has 1536 divisors, whose sum is σ = 2382815232000. Its totient is φ = 176637542400.

The previous prime is 694425180679. The next prime is 694425180733. The reversal of 694425180680 is 86081524496.

694425180680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 7802530076 + ... + 7802530164.

It is an arithmetic number, because the mean of its divisors is an integer number (1551312000).

Almost surely, 2^694425180680 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 694425180680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1191407616000).

694425180680 is an abundant number, since it is smaller than the sum of its proper divisors (1688390051320).

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

694425180680 is a wasteful number, since it uses less digits than its factorization.

694425180680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 204 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 53.

The spelling of 694425180680 in words is "six hundred ninety-four billion, four hundred twenty-five million, one hundred eighty thousand, six hundred eighty".