249985000299998 has 8 divisors (see below), whose sum is σ = 374985000300000. Its totient is φ = 124990000249998.

The previous prime is 249985000299949. The next prime is 249985000300117. The reversal of 249985000299998 is 899992000589942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4999775003 + ... + 4999825001.

It is an arithmetic number, because the mean of its divisors is an integer number (46873125037500).

Almost surely, 2^{249985000299998} is an apocalyptic number.

249985000299998 is a deficient number, since it is larger than the sum of its proper divisors (125000000000002).

249985000299998 is an frugal number, since it uses more digits than its factorization.

249985000299998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149999 (or 50001 counting only the distinct ones).

The product of its (nonzero) digits is 2720977920, while the sum is 83.

The spelling of 249985000299998 in words is "two hundred forty-nine trillion, nine hundred eighty-five billion, two hundred ninety-nine thousand, nine hundred ninety-eight".