127930984392964 has 9 divisors (see below), whose sum is σ = 223879262274997. Its totient is φ = 63965480885824.

The previous prime is 127930984392901. The next prime is 127930984392973. The reversal of 127930984392964 is 469293489039721.

The square root of 127930984392964 is 11310658.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 1857610895364 + 126073373497600 = 1362942^2 + 11228240^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19793652 + ... + 25448980.

Almost surely, 2^{127930984392964} is an apocalyptic number.

127930984392964 is the 11310658-th square number.

It is an amenable number.

127930984392964 is a deficient number, since it is larger than the sum of its proper divisors (95948277882033).

127930984392964 is an frugal number, since it uses more digits than its factorization.

127930984392964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11310662 (or 5655331 counting only the distinct ones).

The product of its (nonzero) digits is 1269789696, while the sum is 76.

The spelling of 127930984392964 in words is "one hundred twenty-seven trillion, nine hundred thirty billion, nine hundred eighty-four million, three hundred ninety-two thousand, nine hundred sixty-four".