305946250993 has 16 divisors (see below), whose sum is σ = 317793530880. Its totient is φ = 294223579200.

The previous prime is 305946250937. The next prime is 305946251029. The reversal of 305946250993 is 399052649503.

It is a happy number.

It is not a de Polignac number, because 305946250993 - 2²⁵ = 305912696561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (305946250903) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28887543 + ... + 28898131.

It is an arithmetic number, because the mean of its divisors is an integer number (19862095680).

Almost surely, 2^305946250993 is an apocalyptic number.

It is an amenable number.

305946250993 is a deficient number, since it is larger than the sum of its proper divisors (11847279887).

305946250993 is a wasteful number, since it uses less digits than its factorization.

305946250993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16368.

The product of its (nonzero) digits is 7873200, while the sum is 55.

The spelling of 305946250993 in words is "three hundred five billion, nine hundred forty-six million, two hundred fifty thousand, nine hundred ninety-three".