345244442494 has 16 divisors (see below), whose sum is σ = 592242480000. Its totient is φ = 147863187864.

The previous prime is 345244442461. The next prime is 345244442549. The reversal of 345244442494 is 494244442543.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8204604 + ... + 8246575.

It is an arithmetic number, because the mean of its divisors is an integer number (37015155000).

Almost surely, 2^345244442494 is an apocalyptic number.

345244442494 is a deficient number, since it is larger than the sum of its proper divisors (246998037506).

345244442494 is a wasteful number, since it uses less digits than its factorization.

345244442494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16452687.

The product of its digits is 8847360, while the sum is 49.

Adding to 345244442494 its sum of digits (49), we get a palindrome (345244442543).

The spelling of 345244442494 in words is "three hundred forty-five billion, two hundred forty-four million, four hundred forty-two thousand, four hundred ninety-four".