127672765 has 16 divisors (see below), whose sum is σ = 168253056. Its totient is φ = 92232000.

The previous prime is 127672759. The next prime is 127672801. The reversal of 127672765 is 567276721.

It is not a de Polignac number, because 127672765 - 2³ = 127672757 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 619 + ... + 15991.

It is an arithmetic number, because the mean of its divisors is an integer number (10515816).

Almost surely, 2^127672765 is an apocalyptic number.

It is an amenable number.

127672765 is a deficient number, since it is larger than the sum of its proper divisors (40580291).

127672765 is a wasteful number, since it uses less digits than its factorization.

127672765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15540.

The product of its digits is 246960, while the sum is 43.

The square root of 127672765 is about 11299.2373636454. The cubic root of 127672765 is about 503.5385844289.

The spelling of 127672765 in words is "one hundred twenty-seven million, six hundred seventy-two thousand, seven hundred sixty-five".