1428226795138 has 16 divisors (see below), whose sum is σ = 2516875191936. Its totient is φ = 599255997840.

The previous prime is 1428226795027. The next prime is 1428226795139. The reversal of 1428226795138 is 8315976228241.

It is not an unprimeable number, because it can be changed into a prime (1428226795139) 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, 2496899706 + ... + 2496900277.

It is an arithmetic number, because the mean of its divisors is an integer number (157304699496).

Almost surely, 2^{1428226795138} is an apocalyptic number.

1428226795138 is a deficient number, since it is larger than the sum of its proper divisors (1088648396798).

1428226795138 is a wasteful number, since it uses less digits than its factorization.

1428226795138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4993800009.

The product of its digits is 11612160, while the sum is 58.

The spelling of 1428226795138 in words is "one trillion, four hundred twenty-eight billion, two hundred twenty-six million, seven hundred ninety-five thousand, one hundred thirty-eight".