345496431290 has 8 divisors (see below), whose sum is σ = 621893576340. Its totient is φ = 138198572512.

The previous prime is 345496431283. The next prime is 345496431317. The reversal of 345496431290 is 92134694543.

It can be written as a sum of positive squares in 2 ways, for example, as 313757939881 + 31738491409 = 560141^2 + 178153^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17274821555 + ... + 17274821574.

Almost surely, 2^345496431290 is an apocalyptic number.

345496431290 is a deficient number, since it is larger than the sum of its proper divisors (276397145050).

345496431290 is a wasteful number, since it uses less digits than its factorization.

345496431290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34549643136.

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 345496431290 in words is "three hundred forty-five billion, four hundred ninety-six million, four hundred thirty-one thousand, two hundred ninety".