345404448370 has 32 divisors (see below), whose sum is σ = 639996432768. Its totient is φ = 134140610688.

The previous prime is 345404448317. The next prime is 345404448419. The reversal of 345404448370 is 73844404543.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 345404448370.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2333179 + ... + 2476798.

It is an arithmetic number, because the mean of its divisors is an integer number (19999888524).

Almost surely, 2^345404448370 is an apocalyptic number.

345404448370 is a deficient number, since it is larger than the sum of its proper divisors (294591984398).

345404448370 is a wasteful number, since it uses less digits than its factorization.

345404448370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810194.

The product of its (nonzero) digits is 2580480, while the sum is 46.

The spelling of 345404448370 in words is "three hundred forty-five billion, four hundred four million, four hundred forty-eight thousand, three hundred seventy".