345702321238 has 32 divisors (see below), whose sum is σ = 561481569792. Its totient is φ = 159216288000.

The previous prime is 345702321229. The next prime is 345702321299. The reversal of 345702321238 is 832123207543.

It is a self number, because there is not a number n which added to its sum of digits gives 345702321238.

It is a congruent number.

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, 1090363 + ... + 1371238.

It is an arithmetic number, because the mean of its divisors is an integer number (17546299056).

Almost surely, 2^345702321238 is an apocalyptic number.

345702321238 is a deficient number, since it is larger than the sum of its proper divisors (215779248554).

345702321238 is a wasteful number, since it uses less digits than its factorization.

345702321238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461740.

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 345702321238 in words is "three hundred forty-five billion, seven hundred two million, three hundred twenty-one thousand, two hundred thirty-eight".