345680768754 has 12 divisors (see below), whose sum is σ = 748974999006. Its totient is φ = 115226922912.

The previous prime is 345680768677. The next prime is 345680768791. The reversal of 345680768754 is 457867086543.

345680768754 is a `hidden beast` number, since 3 + 4 + 568 + 0 + 7 + 68 + 7 + 5 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 258599709729 + 87081059025 = 508527^2 + 295095^2 .

It is a junction number, because it is equal to n+sod(n) for n = 345680768691 and 345680768700.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9602243559 + ... + 9602243594.

Almost surely, 2^345680768754 is an apocalyptic number.

345680768754 is an abundant number, since it is smaller than the sum of its proper divisors (403294230252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345680768754 is a wasteful number, since it uses less digits than its factorization.

345680768754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19204487161 (or 19204487158 counting only the distinct ones).

The product of its (nonzero) digits is 135475200, while the sum is 63.

The spelling of 345680768754 in words is "three hundred forty-five billion, six hundred eighty million, seven hundred sixty-eight thousand, seven hundred fifty-four".