352997769697 has 2 divisors, whose sum is σ = 352997769698. Its totient is φ = 352997769696.

The previous prime is 352997769689. The next prime is 352997769757. The reversal of 352997769697 is 796967799253.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275760466641 + 77237303056 = 525129^2 + 277916^2 .

It is a cyclic number.

It is not a de Polignac number, because 352997769697 - 2³ = 352997769689 is a prime.

It is a super-2 number, since 2×352997769697² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (352997769617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176498884848 + 176498884849.

It is an arithmetic number, because the mean of its divisors is an integer number (176498884849).

Almost surely, 2^352997769697 is an apocalyptic number.

It is an amenable number.

352997769697 is a deficient number, since it is larger than the sum of its proper divisors (1).

352997769697 is an equidigital number, since it uses as much as digits as its factorization.

352997769697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2430456840, while the sum is 79.

The spelling of 352997769697 in words is "three hundred fifty-two billion, nine hundred ninety-seven million, seven hundred sixty-nine thousand, six hundred ninety-seven".