305305214542442 has 16 divisors (see below), whose sum is σ = 458402103574272. Its totient is φ = 152504578583280.

The previous prime is 305305214542421. The next prime is 305305214542459. The reversal of 305305214542442 is 244245412503503.

It is a super-2 number, since 2×305305214542442² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 305305214542393 and 305305214542402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6943934 + ... + 25667657.

It is an arithmetic number, because the mean of its divisors is an integer number (28650131473392).

Almost surely, 2^{305305214542442} is an apocalyptic number.

305305214542442 is a deficient number, since it is larger than the sum of its proper divisors (153096889031830).

305305214542442 is a wasteful number, since it uses less digits than its factorization.

305305214542442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32616133.

The product of its (nonzero) digits is 2304000, while the sum is 44.

The spelling of 305305214542442 in words is "three hundred five trillion, three hundred five billion, two hundred fourteen million, five hundred forty-two thousand, four hundred forty-two".