345565436655650 has 48 divisors (see below), whose sum is σ = 664918348305600. Its totient is φ = 133459196055360.

The previous prime is 345565436655641. The next prime is 345565436655653. The reversal of 345565436655650 is 56556634565543.

It is a super-2 number, since 2×345565436655650² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345565436655653) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 573839609 + ... + 574441491.

It is an arithmetic number, because the mean of its divisors is an integer number (13852465589700).

Almost surely, 2^{345565436655650} is an apocalyptic number.

345565436655650 is a deficient number, since it is larger than the sum of its proper divisors (319352911649950).

345565436655650 is a wasteful number, since it uses less digits than its factorization.

345565436655650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997883 (or 997878 counting only the distinct ones).

The product of its (nonzero) digits is 2916000000, while the sum is 68.

The spelling of 345565436655650 in words is "three hundred forty-five trillion, five hundred sixty-five billion, four hundred thirty-six million, six hundred fifty-five thousand, six hundred fifty".