699710228280 has 1152 divisors, whose sum is σ = 2897319559680. Its totient is φ = 148713200640.

The previous prime is 699710228249. The next prime is 699710228291. The reversal of 699710228280 is 82822017996.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1498308607 + ... + 1498309073.

It is an arithmetic number, because the mean of its divisors is an integer number (2515034340).

Almost surely, 2^699710228280 is an apocalyptic number.

699710228280 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 699710228280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1448659779840).

699710228280 is an abundant number, since it is smaller than the sum of its proper divisors (2197609331400).

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

699710228280 is a wasteful number, since it uses less digits than its factorization.

699710228280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 54.

The spelling of 699710228280 in words is "six hundred ninety-nine billion, seven hundred ten million, two hundred twenty-eight thousand, two hundred eighty".