345370671326444 has 24 divisors (see below), whose sum is σ = 667775517964128. Its totient is φ = 155460967143680.

The previous prime is 345370671326299. The next prime is 345370671326489. The reversal of 345370671326444 is 444623176073543.

It is a happy number.

It is a super-2 number, since 2×345370671326444² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110412617147 + ... + 110412620274.

It is an arithmetic number, because the mean of its divisors is an integer number (27823979915172).

Almost surely, 2^{345370671326444} is an apocalyptic number.

345370671326444 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

345370671326444 is a deficient number, since it is larger than the sum of its proper divisors (322404846637684).

345370671326444 is a wasteful number, since it uses less digits than its factorization.

345370671326444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220825237465 (or 220825237463 counting only the distinct ones).

The product of its (nonzero) digits is 121927680, while the sum is 59.

The spelling of 345370671326444 in words is "three hundred forty-five trillion, three hundred seventy billion, six hundred seventy-one million, three hundred twenty-six thousand, four hundred forty-four".