202349942817 has 32 divisors (see below), whose sum is σ = 296951576064. Its totient is φ = 122557018320.

The previous prime is 202349942759. The next prime is 202349942831. The reversal of 202349942817 is 718249943202.

It is a happy number.

It is not a de Polignac number, because 202349942817 - 2²³ = 202341554209 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202349942817.

It is not an unprimeable number, because it can be changed into a prime (202349942857) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6481038 + ... + 6512184.

It is an arithmetic number, because the mean of its divisors is an integer number (9279736752).

Almost surely, 2^202349942817 is an apocalyptic number.

It is an amenable number.

202349942817 is a deficient number, since it is larger than the sum of its proper divisors (94601633247).

202349942817 is a wasteful number, since it uses less digits than its factorization.

202349942817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32810 (or 32788 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 51.

The spelling of 202349942817 in words is "two hundred two billion, three hundred forty-nine million, nine hundred forty-two thousand, eight hundred seventeen".