346713511780 has 12 divisors (see below), whose sum is σ = 728098374780. Its totient is φ = 138685404704.

The previous prime is 346713511777. The next prime is 346713511787. The reversal of 346713511780 is 87115317643.

It can be written as a sum of positive squares in 2 ways, for example, as 277248583936 + 69464927844 = 526544^2 + 263562^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 346713511780.

It is not an unprimeable number, because it can be changed into a prime (346713511787) 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, 8667837775 + ... + 8667837814.

It is an arithmetic number, because the mean of its divisors is an integer number (60674864565).

Almost surely, 2^346713511780 is an apocalyptic number.

It is an amenable number.

346713511780 is an abundant number, since it is smaller than the sum of its proper divisors (381384863000).

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

346713511780 is a wasteful number, since it uses less digits than its factorization.

346713511780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17335675598 (or 17335675596 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 46.

The spelling of 346713511780 in words is "three hundred forty-six billion, seven hundred thirteen million, five hundred eleven thousand, seven hundred eighty".