305016665013642 has 16 divisors (see below), whose sum is σ = 623012762581632. Its totient is φ = 99508982912160.

The previous prime is 305016665013607. The next prime is 305016665013661. The reversal of 305016665013642 is 246310566610503.

It is a super-2 number, since 2×305016665013642² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 305016665013591 and 305016665013600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540809689459 + ... + 540809690022.

It is an arithmetic number, because the mean of its divisors is an integer number (38938297661352).

Almost surely, 2^{305016665013642} is an apocalyptic number.

305016665013642 is an abundant number, since it is smaller than the sum of its proper divisors (317996097567990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305016665013642 is a wasteful number, since it uses less digits than its factorization.

305016665013642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081619379533.

The product of its (nonzero) digits is 2332800, while the sum is 48.

The spelling of 305016665013642 in words is "three hundred five trillion, sixteen billion, six hundred sixty-five million, thirteen thousand, six hundred forty-two".