127899056937599 has 8 divisors (see below), whose sum is σ = 130067058493440. Its totient is φ = 125731062746200.

The previous prime is 127899056937593. The next prime is 127899056937601. The reversal of 127899056937599 is 995739650998721.

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

It is a de Polignac number, because none of the positive numbers 2^k-127899056937599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127899056937593) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41934914 + ... + 44881344.

It is an arithmetic number, because the mean of its divisors is an integer number (16258382311680).

Almost surely, 2^{127899056937599} is an apocalyptic number.

127899056937599 is a deficient number, since it is larger than the sum of its proper divisors (2168001555841).

127899056937599 is an equidigital number, since it uses as much as digits as its factorization.

127899056937599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3682221.

The product of its (nonzero) digits is 20832487200, while the sum is 89.

The spelling of 127899056937599 in words is "one hundred twenty-seven trillion, eight hundred ninety-nine billion, fifty-six million, nine hundred thirty-seven thousand, five hundred ninety-nine".