127161127320 has 32 divisors (see below), whose sum is σ = 381483382320. Its totient is φ = 33909633920.

The previous prime is 127161127277. The next prime is 127161127339. The reversal of 127161127320 is 23721161721.

It is a congruent number.

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, 529837911 + ... + 529838150.

Almost surely, 2^127161127320 is an apocalyptic number.

127161127320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

127161127320 is an abundant number, since it is smaller than the sum of its proper divisors (254322255000).

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

127161127320 is a wasteful number, since it uses less digits than its factorization.

127161127320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059676075 (or 1059676071 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The spelling of 127161127320 in words is "one hundred twenty-seven billion, one hundred sixty-one million, one hundred twenty-seven thousand, three hundred twenty".