697069596426 has 64 divisors (see below), whose sum is σ = 1599621500928. Its totient is φ = 198373313088.

The previous prime is 697069596397. The next prime is 697069596427. The reversal of 697069596426 is 624695960796.

It is not an unprimeable number, because it can be changed into a prime (697069596427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38883501 + ... + 38901423.

It is an arithmetic number, because the mean of its divisors is an integer number (24994085952).

Almost surely, 2^697069596426 is an apocalyptic number.

697069596426 is an abundant number, since it is smaller than the sum of its proper divisors (902551904502).

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

697069596426 is a wasteful number, since it uses less digits than its factorization.

697069596426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21555.

The product of its (nonzero) digits is 264539520, while the sum is 69.

The spelling of 697069596426 in words is "six hundred ninety-seven billion, sixty-nine million, five hundred ninety-six thousand, four hundred twenty-six".