127027152722 has 18 divisors (see below), whose sum is σ = 191925939429. Its totient is φ = 63055153800.

The previous prime is 127027152691. The next prime is 127027152773. The reversal of 127027152722 is 227251720721.

It can be written as a sum of positive squares in 2 ways, for example, as 126884851681 + 142301041 = 356209^2 + 11929^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=252019.

It is a super-2 number, since 2×127027152722² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 76108904 + ... + 76110572.

Almost surely, 2^127027152722 is an apocalyptic number.

127027152722 is a deficient number, since it is larger than the sum of its proper divisors (64898786707).

127027152722 is an frugal number, since it uses more digits than its factorization.

127027152722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642 (or 1822 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 38.

The spelling of 127027152722 in words is "one hundred twenty-seven billion, twenty-seven million, one hundred fifty-two thousand, seven hundred twenty-two".