1427157489583 has 8 divisors (see below), whose sum is σ = 1687279790880. Its totient is φ = 1181095853280.

The previous prime is 1427157489523. The next prime is 1427157489607. The reversal of 1427157489583 is 3859847517241.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-1427157489583 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427157489523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3515166028 + ... + 3515166433.

It is an arithmetic number, because the mean of its divisors is an integer number (210909973860).

Almost surely, 2^{1427157489583} is an apocalyptic number.

1427157489583 is a deficient number, since it is larger than the sum of its proper divisors (260122301297).

1427157489583 is an equidigital number, since it uses as much as digits as its factorization.

1427157489583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7030332497.

The product of its digits is 67737600, while the sum is 64.

The spelling of 1427157489583 in words is "one trillion, four hundred twenty-seven billion, one hundred fifty-seven million, four hundred eighty-nine thousand, five hundred eighty-three".