343252404451 has 12 divisors (see below), whose sum is σ = 386068249336. Its totient is φ = 304790713920.

The previous prime is 343252404427. The next prime is 343252404491. The reversal of 343252404451 is 154404252343.

It is not a de Polignac number, because 343252404451 - 2¹¹ = 343252402403 is a prime.

It is a super-2 number, since 2×343252404451² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 343252404451.

It is not an unprimeable number, because it can be changed into a prime (343252404401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32980806 + ... + 32991211.

Almost surely, 2^343252404451 is an apocalyptic number.

343252404451 is a deficient number, since it is larger than the sum of its proper divisors (42815844885).

343252404451 is a wasteful number, since it uses less digits than its factorization.

343252404451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65972082 (or 65972071 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 343252404451 its reverse (154404252343), we get a palindrome (497656656794).

The spelling of 343252404451 in words is "three hundred forty-three billion, two hundred fifty-two million, four hundred four thousand, four hundred fifty-one".