127220473344 has 80 divisors (see below), whose sum is σ = 353659185792. Its totient is φ = 40563038208.

The previous prime is 127220473189. The next prime is 127220473357. The reversal of 127220473344 is 443374022721.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1765234 + ... + 1835889.

Almost surely, 2^127220473344 is an apocalyptic number.

It is an amenable number.

127220473344 is an abundant number, since it is smaller than the sum of its proper divisors (226438712448).

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

127220473344 is an equidigital number, since it uses as much as digits as its factorization.

127220473344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3601167 (or 3601151 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 39.

The spelling of 127220473344 in words is "one hundred twenty-seven billion, two hundred twenty million, four hundred seventy-three thousand, three hundred forty-four".