127077706806 has 16 divisors (see below), whose sum is σ = 254227393584. Its totient is φ = 42347238944.

The previous prime is 127077706787. The next prime is 127077706807. The reversal of 127077706806 is 608607770721.

It is a super-2 number, since 2×127077706806² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127077706807) 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, 2976201 + ... + 3018596.

It is an arithmetic number, because the mean of its divisors is an integer number (15889212099).

Almost surely, 2^127077706806 is an apocalyptic number.

127077706806 is an abundant number, since it is smaller than the sum of its proper divisors (127149686778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127077706806 is a wasteful number, since it uses less digits than its factorization.

127077706806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5998335.

The product of its (nonzero) digits is 1382976, while the sum is 51.

The spelling of 127077706806 in words is "one hundred twenty-seven billion, seventy-seven million, seven hundred six thousand, eight hundred six".