127266406475 has 72 divisors (see below), whose sum is σ = 176638381920. Its totient is φ = 90418083840.

The previous prime is 127266406439. The next prime is 127266406489. The reversal of 127266406475 is 574604662721.

It is not a de Polignac number, because 127266406475 - 2¹² = 127266402379 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 98123027 + ... + 98124323.

It is an arithmetic number, because the mean of its divisors is an integer number (2453310860).

Almost surely, 2^127266406475 is an apocalyptic number.

127266406475 is a deficient number, since it is larger than the sum of its proper divisors (49371975445).

127266406475 is a wasteful number, since it uses less digits than its factorization.

127266406475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1737 (or 1703 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 127266406475 in words is "one hundred twenty-seven billion, two hundred sixty-six million, four hundred six thousand, four hundred seventy-five".