696807982080 has 1056 divisors, whose sum is σ = 3012859100160. Its totient is φ = 150851911680.

The previous prime is 696807982051. The next prime is 696807982139. The reversal of 696807982080 is 80289708696.

It is a super-2 number, since 2×696807982080² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 696807981999 and 696807982017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 165471175 + ... + 165475385.

Almost surely, 2^696807982080 is an apocalyptic number.

696807982080 is a gapful number since it is divisible by the number (60) 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 696807982080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1506429550080).

696807982080 is an abundant number, since it is smaller than the sum of its proper divisors (2316051118080).

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

696807982080 is a wasteful number, since it uses less digits than its factorization.

696807982080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4277 (or 4247 counting only the distinct ones).

The product of its (nonzero) digits is 20901888, while the sum is 63.

The spelling of 696807982080 in words is "six hundred ninety-six billion, eight hundred seven million, nine hundred eighty-two thousand, eighty".