699611996877 has 24 divisors (see below), whose sum is σ = 956311797600. Its totient is φ = 454942178208.

The previous prime is 699611996803. The next prime is 699611996891. The reversal of 699611996877 is 778699116996.

It is not a de Polignac number, because 699611996877 - 2⁸ = 699611996621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699611996477) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4013899 + ... + 4184567.

It is an arithmetic number, because the mean of its divisors is an integer number (39846324900).

Almost surely, 2^699611996877 is an apocalyptic number.

It is an amenable number.

699611996877 is a deficient number, since it is larger than the sum of its proper divisors (256699800723).

699611996877 is a wasteful number, since it uses less digits than its factorization.

699611996877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171497 (or 171454 counting only the distinct ones).

The product of its digits is 555532992, while the sum is 78.

The spelling of 699611996877 in words is "six hundred ninety-nine billion, six hundred eleven million, nine hundred ninety-six thousand, eight hundred seventy-seven".