127316089978 has 16 divisors (see below), whose sum is σ = 238097623104. Its totient is φ = 49603671360.

The previous prime is 127316089969. The next prime is 127316090003. The reversal of 127316089978 is 879980613721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413363775 + ... + 413364082.

It is an arithmetic number, because the mean of its divisors is an integer number (14881101444).

Almost surely, 2^127316089978 is an apocalyptic number.

127316089978 is a deficient number, since it is larger than the sum of its proper divisors (110781533126).

127316089978 is a wasteful number, since it uses less digits than its factorization.

127316089978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826727877.

The product of its (nonzero) digits is 9144576, while the sum is 61.

The spelling of 127316089978 in words is "one hundred twenty-seven billion, three hundred sixteen million, eighty-nine thousand, nine hundred seventy-eight".