345430782641 has 24 divisors (see below), whose sum is σ = 411567013440. Its totient is φ = 288988251552.

The previous prime is 345430782637. The next prime is 345430782649. The reversal of 345430782641 is 146287034543.

It is not a de Polignac number, because 345430782641 - 2² = 345430782637 is a prime.

It is not an unprimeable number, because it can be changed into a prime (345430782649) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 124805 + ... + 840498.

It is an arithmetic number, because the mean of its divisors is an integer number (17148625560).

Almost surely, 2^345430782641 is an apocalyptic number.

It is an amenable number.

345430782641 is a deficient number, since it is larger than the sum of its proper divisors (66136230799).

345430782641 is a wasteful number, since it uses less digits than its factorization.

345430782641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 965493 (or 965486 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 47.

The spelling of 345430782641 in words is "three hundred forty-five billion, four hundred thirty million, seven hundred eighty-two thousand, six hundred forty-one".