345213381051 has 96 divisors (see below), whose sum is σ = 654667453440. Its totient is φ = 169960032000.

The previous prime is 345213381047. The next prime is 345213381053. The reversal of 345213381051 is 150183312543.

345213381051 is a `hidden beast` number, since 3 + 4 + 521 + 3 + 3 + 81 + 0 + 51 = 666.

It is not a de Polignac number, because 345213381051 - 2² = 345213381047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345213380997 and 345213381015.

It is not an unprimeable number, because it can be changed into a prime (345213381053) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1638001 + ... + 1836701.

It is an arithmetic number, because the mean of its divisors is an integer number (6819452640).

Almost surely, 2^345213381051 is an apocalyptic number.

345213381051 is a deficient number, since it is larger than the sum of its proper divisors (309454072389).

345213381051 is a wasteful number, since it uses less digits than its factorization.

345213381051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198857 (or 198854 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

Adding to 345213381051 its reverse (150183312543), we get a palindrome (495396693594).

The spelling of 345213381051 in words is "three hundred forty-five billion, two hundred thirteen million, three hundred eighty-one thousand, fifty-one".