696507980 has 192 divisors, whose sum is σ = 1820206080. Its totient is φ = 218889216.

The previous prime is 696507949. The next prime is 696507983. The reversal of 696507980 is 89705696.

696507980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (696507983) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11805191 + ... + 11805249.

It is an arithmetic number, because the mean of its divisors is an integer number (9480240).

Almost surely, 2^696507980 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 696507980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (910103040).

696507980 is an abundant number, since it is smaller than the sum of its proper divisors (1123698100).

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

696507980 is a wasteful number, since it uses less digits than its factorization.

696507980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 696507980 is about 26391.4376266243. The cubic root of 696507980 is about 886.4250737818.

The spelling of 696507980 in words is "six hundred ninety-six million, five hundred seven thousand, nine hundred eighty".