249172833050 has 24 divisors (see below), whose sum is σ = 463482228096. Its totient is φ = 99664669040.

The previous prime is 249172833031. The next prime is 249172833067. The reversal of 249172833050 is 50338271942.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 249172832992 and 249172833010.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1159127 + ... + 1357173.

It is an arithmetic number, because the mean of its divisors is an integer number (19311759504).

Almost surely, 2^249172833050 is an apocalyptic number.

249172833050 is a deficient number, since it is larger than the sum of its proper divisors (214309395046).

249172833050 is a wasteful number, since it uses less digits than its factorization.

249172833050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223222 (or 223217 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 44.

The spelling of 249172833050 in words is "two hundred forty-nine billion, one hundred seventy-two million, eight hundred thirty-three thousand, fifty".