249794444930 has 16 divisors (see below), whose sum is σ = 450531072000. Its totient is φ = 99717539952.

The previous prime is 249794444927. The next prime is 249794445031. The reversal of 249794444930 is 39444497942.

It is a self number, because there is not a number n which added to its sum of digits gives 249794444930.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25024514 + ... + 25034493.

It is an arithmetic number, because the mean of its divisors is an integer number (28158192000).

Almost surely, 2^249794444930 is an apocalyptic number.

249794444930 is a deficient number, since it is larger than the sum of its proper divisors (200736627070).

249794444930 is a wasteful number, since it uses less digits than its factorization.

249794444930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50059513.

The product of its (nonzero) digits is 31352832, while the sum is 59.

The spelling of 249794444930 in words is "two hundred forty-nine billion, seven hundred ninety-four million, four hundred forty-four thousand, nine hundred thirty".