127304168475772 has 12 divisors (see below), whose sum is σ = 222783193163160. Its totient is φ = 63651827572016.

The previous prime is 127304168475749. The next prime is 127304168475773. The reversal of 127304168475772 is 277574861403721.

It is a super-2 number, since 2×127304168475772² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127304168475773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63048322 + ... + 65036137.

It is an arithmetic number, because the mean of its divisors is an integer number (18565266096930).

Almost surely, 2^{127304168475772} is an apocalyptic number.

It is an amenable number.

127304168475772 is a deficient number, since it is larger than the sum of its proper divisors (95479024687388).

127304168475772 is a wasteful number, since it uses less digits than its factorization.

127304168475772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128332940 (or 128332938 counting only the distinct ones).

The product of its (nonzero) digits is 110638080, while the sum is 64.

The spelling of 127304168475772 in words is "one hundred twenty-seven trillion, three hundred four billion, one hundred sixty-eight million, four hundred seventy-five thousand, seven hundred seventy-two".