351342424253 has 4 divisors (see below), whose sum is σ = 357102136188. Its totient is φ = 345582712320.

The previous prime is 351342424229. The next prime is 351342424273. The reversal of 351342424253 is 352424243153.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 352424243153 = 197 ⋅1788955549.

It can be written as a sum of positive squares in 2 ways, for example, as 85373242969 + 265969181284 = 292187^2 + 515722^2 .

It is a cyclic number.

It is not a de Polignac number, because 351342424253 - 2¹² = 351342420157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (351342424273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2879855876 + ... + 2879855997.

It is an arithmetic number, because the mean of its divisors is an integer number (89275534047).

Almost surely, 2^351342424253 is an apocalyptic number.

It is an amenable number.

351342424253 is a deficient number, since it is larger than the sum of its proper divisors (5759711935).

351342424253 is an equidigital number, since it uses as much as digits as its factorization.

351342424253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5759711934.

The product of its digits is 345600, while the sum is 38.

The spelling of 351342424253 in words is "three hundred fifty-one billion, three hundred forty-two million, four hundred twenty-four thousand, two hundred fifty-three".