127161435672 has 96 divisors (see below), whose sum is σ = 346285957680. Its totient is φ = 42154894080.

The previous prime is 127161435659. The next prime is 127161435673. The reversal of 127161435672 is 276534161721.

127161435672 is a `hidden beast` number, since 1 + 2 + 71 + 6 + 14 + 3 + 567 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127161435673) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17337318 + ... + 17344650.

Almost surely, 2^127161435672 is an apocalyptic number.

127161435672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

127161435672 is an abundant number, since it is smaller than the sum of its proper divisors (219124522008).

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

127161435672 is a wasteful number, since it uses less digits than its factorization.

127161435672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8633 (or 8626 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 127161435672 in words is "one hundred twenty-seven billion, one hundred sixty-one million, four hundred thirty-five thousand, six hundred seventy-two".