699911965632 has 448 divisors, whose sum is σ = 2232799769088. Its totient is φ = 191053824000.

The previous prime is 699911965609. The next prime is 699911965691. The reversal of 699911965632 is 236569119996.

It is a Harshad number since it is a multiple of its sum of digits (66).

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, 78014907 + ... + 78023877.

It is an arithmetic number, because the mean of its divisors is an integer number (4983928056).

Almost surely, 2^699911965632 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 699911965632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1116399884544).

699911965632 is an abundant number, since it is smaller than the sum of its proper divisors (1532887803456).

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

699911965632 is a wasteful number, since it uses less digits than its factorization.

699911965632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9108 (or 9098 counting only the distinct ones).

The product of its digits is 42515280, while the sum is 66.

The spelling of 699911965632 in words is "six hundred ninety-nine billion, nine hundred eleven million, nine hundred sixty-five thousand, six hundred thirty-two".