1427656677189 has 32 divisors (see below), whose sum is σ = 1992157784064. Its totient is φ = 907709204160.

The previous prime is 1427656677149. The next prime is 1427656677241. The reversal of 1427656677189 is 9817766567241.

It is not a de Polignac number, because 1427656677189 - 2⁸ = 1427656676933 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427656677149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72937774 + ... + 72957344.

It is an arithmetic number, because the mean of its divisors is an integer number (62254930752).

Almost surely, 2^{1427656677189} is an apocalyptic number.

It is an amenable number.

1427656677189 is a deficient number, since it is larger than the sum of its proper divisors (564501106875).

1427656677189 is a wasteful number, since it uses less digits than its factorization.

1427656677189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22657.

The product of its digits is 213373440, while the sum is 69.

The spelling of 1427656677189 in words is "one trillion, four hundred twenty-seven billion, six hundred fifty-six million, six hundred seventy-seven thousand, one hundred eighty-nine".