127537224150442 has 8 divisors (see below), whose sum is σ = 196476264231876. Its totient is φ = 62045136073152.

The previous prime is 127537224150379. The next prime is 127537224150451. The reversal of 127537224150442 is 244051422735721.

It can be written as a sum of positive squares in 2 ways, for example, as 120382128790641 + 7155095359801 = 10971879^2 + 2674901^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×127537224150442² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 861738000943 + ... + 861738001090.

Almost surely, 2^{127537224150442} is an apocalyptic number.

127537224150442 is a deficient number, since it is larger than the sum of its proper divisors (68939040081434).

127537224150442 is a wasteful number, since it uses less digits than its factorization.

127537224150442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1723476002072.

The product of its (nonzero) digits is 3763200, while the sum is 49.

The spelling of 127537224150442 in words is "one hundred twenty-seven trillion, five hundred thirty-seven billion, two hundred twenty-four million, one hundred fifty thousand, four hundred forty-two".