699494337360 has 1680 divisors, whose sum is σ = 3218678991360. Its totient is φ = 139676866560.

The previous prime is 699494337349. The next prime is 699494337401. The reversal of 699494337360 is 63733494996.

699494337360 is a `hidden beast` number, since 6 + 99 + 49 + 433 + 73 + 6 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1680).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 335 ways as a sum of consecutive naturals, for example, 705846465 + ... + 705847455.

It is an arithmetic number, because the mean of its divisors is an integer number (1915880352).

Almost surely, 2^699494337360 is an apocalyptic number.

699494337360 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 699494337360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1609339495680).

699494337360 is an abundant number, since it is smaller than the sum of its proper divisors (2519184654000).

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

699494337360 is a wasteful number, since it uses less digits than its factorization.

699494337360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 79361856, while the sum is 63.

The spelling of 699494337360 in words is "six hundred ninety-nine billion, four hundred ninety-four million, three hundred thirty-seven thousand, three hundred sixty".