353508405397 has 24 divisors (see below), whose sum is σ = 413070489216. Its totient is φ = 301648925088.

The previous prime is 353508405379. The next prime is 353508405403. The reversal of 353508405397 is 793504805353.

It is not a de Polignac number, because 353508405397 - 2⁷ = 353508405269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353508405337) 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 23 ways as a sum of consecutive naturals, for example, 13870488 + ... + 13895950.

It is an arithmetic number, because the mean of its divisors is an integer number (17211270384).

Almost surely, 2^353508405397 is an apocalyptic number.

It is an amenable number.

353508405397 is a deficient number, since it is larger than the sum of its proper divisors (59562083819).

353508405397 is a wasteful number, since it uses less digits than its factorization.

353508405397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26737 (or 26730 counting only the distinct ones).

The product of its (nonzero) digits is 6804000, while the sum is 52.

The spelling of 353508405397 in words is "three hundred fifty-three billion, five hundred eight million, four hundred five thousand, three hundred ninety-seven".