1427727607273 has 64 divisors (see below), whose sum is σ = 1681614722304. Its totient is φ = 1210117708800.

The previous prime is 1427727607237. The next prime is 1427727607321. The reversal of 1427727607273 is 3727067277241.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1427727607273 is a prime.

It is a super-2 number, since 2×1427727607273² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1427727607673) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 112227553 + ... + 112240273.

It is an arithmetic number, because the mean of its divisors is an integer number (26275230036).

Almost surely, 2^{1427727607273} is an apocalyptic number.

It is an amenable number.

1427727607273 is a deficient number, since it is larger than the sum of its proper divisors (253887115031).

1427727607273 is a wasteful number, since it uses less digits than its factorization.

1427727607273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12887 (or 12865 counting only the distinct ones).

The product of its (nonzero) digits is 9680832, while the sum is 55.

The spelling of 1427727607273 in words is "one trillion, four hundred twenty-seven billion, seven hundred twenty-seven million, six hundred seven thousand, two hundred seventy-three".