696506211072 has 864 divisors, whose sum is σ = 2456895587328. Its totient is φ = 192691519488.

The previous prime is 696506211061. The next prime is 696506211077. The reversal of 696506211072 is 270112605696.

696506211072 is a `hidden beast` number, since 6 + 9 + 6 + 5 + 0 + 621 + 10 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (864).

It is not an unprimeable number, because it can be changed into a prime (696506211077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2377154158 + ... + 2377154450.

It is an arithmetic number, because the mean of its divisors is an integer number (2843629152).

Almost surely, 2^696506211072 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 696506211072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1228447793664).

696506211072 is an abundant number, since it is smaller than the sum of its proper divisors (1760389376256).

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

696506211072 is a wasteful number, since it uses less digits than its factorization.

696506211072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 696506211072 in words is "six hundred ninety-six billion, five hundred six million, two hundred eleven thousand, seventy-two".