1427775626343 has 16 divisors (see below), whose sum is σ = 2186067945600. Its totient is φ = 819775478880.

The previous prime is 1427775626287. The next prime is 1427775626353. The reversal of 1427775626343 is 3436265777241.

It is not a de Polignac number, because 1427775626343 - 2⁸ = 1427775626087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1427775626353) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1138576428 + ... + 1138577681.

It is an arithmetic number, because the mean of its divisors is an integer number (136629246600).

Almost surely, 2^{1427775626343} is an apocalyptic number.

1427775626343 is a deficient number, since it is larger than the sum of its proper divisors (758292319257).

1427775626343 is a wasteful number, since it uses less digits than its factorization.

1427775626343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2277154142.

The product of its digits is 35562240, while the sum is 57.

The spelling of 1427775626343 in words is "one trillion, four hundred twenty-seven billion, seven hundred seventy-five million, six hundred twenty-six thousand, three hundred forty-three".