699537735996 has 96 divisors (see below), whose sum is σ = 1889477694720. Its totient is φ = 199078579200.

The previous prime is 699537735973. The next prime is 699537735997.

699537735996 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×699537735996² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699537735997) 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, 696375 + ... + 1372593.

It is an arithmetic number, because the mean of its divisors is an integer number (19682059320).

Almost surely, 2^699537735996 is an apocalyptic number.

699537735996 is a gapful number since it is divisible by the number (66) 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 699537735996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (944738847360).

699537735996 is an abundant number, since it is smaller than the sum of its proper divisors (1189939958724).

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

699537735996 is a wasteful number, since it uses less digits than its factorization.

699537735996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676715 (or 676713 counting only the distinct ones).

The product of its digits is 2604060900, while the sum is 78.

The spelling of 699537735996 in words is "six hundred ninety-nine billion, five hundred thirty-seven million, seven hundred thirty-five thousand, nine hundred ninety-six".