127199296851 has 8 divisors (see below), whose sum is σ = 185017159104. Its totient is φ = 77090482920.

The previous prime is 127199296841. The next prime is 127199296859. The reversal of 127199296851 is 158692991721.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 127199296851 - 2⁷ = 127199296723 is a prime.

It is a super-2 number, since 2×127199296851² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (127199296859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1927262041 + ... + 1927262106.

It is an arithmetic number, because the mean of its divisors is an integer number (23127144888).

Almost surely, 2^127199296851 is an apocalyptic number.

127199296851 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

127199296851 is a deficient number, since it is larger than the sum of its proper divisors (57817862253).

127199296851 is a wasteful number, since it uses less digits than its factorization.

127199296851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3854524161.

The product of its digits is 4898880, while the sum is 60.

The spelling of 127199296851 in words is "one hundred twenty-seven billion, one hundred ninety-nine million, two hundred ninety-six thousand, eight hundred fifty-one".