127799950 has 24 divisors (see below), whose sum is σ = 238297248. Its totient is φ = 50993280.

The previous prime is 127799939. The next prime is 127799951. The reversal of 127799950 is 59997721.

It is a junction number, because it is equal to n+sod(n) for n = 127799894 and 127799903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127799951) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18699 + ... + 24601.

It is an arithmetic number, because the mean of its divisors is an integer number (9929052).

Almost surely, 2^127799950 is an apocalyptic number.

127799950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

127799950 is a deficient number, since it is larger than the sum of its proper divisors (110497298).

127799950 is a wasteful number, since it uses less digits than its factorization.

127799950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6348 (or 6343 counting only the distinct ones).

The product of its (nonzero) digits is 357210, while the sum is 49.

The square root of 127799950 is about 11304.8639974128. The cubic root of 127799950 is about 503.7057338876.

The spelling of 127799950 in words is "one hundred twenty-seven million, seven hundred ninety-nine thousand, nine hundred fifty".