127239995296 has 24 divisors (see below), whose sum is σ = 250511788800. Its totient is φ = 63617953728.

The previous prime is 127239995263. The next prime is 127239995299. The reversal of 127239995296 is 692599932721.

It is a super-2 number, since 2×127239995296² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (127239995299) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1681345 + ... + 1755391.

It is an arithmetic number, because the mean of its divisors is an integer number (10437991200).

Almost surely, 2^127239995296 is an apocalyptic number.

127239995296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

127239995296 is a deficient number, since it is larger than the sum of its proper divisors (123271793504).

127239995296 is an equidigital number, since it uses as much as digits as its factorization.

127239995296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127756 (or 127748 counting only the distinct ones).

The product of its digits is 33067440, while the sum is 64.

The spelling of 127239995296 in words is "one hundred twenty-seven billion, two hundred thirty-nine million, nine hundred ninety-five thousand, two hundred ninety-six".