425274421762143 has 16 divisors (see below), whose sum is σ = 630912447705600. Its totient is φ = 283121960882040.

The previous prime is 425274421762139. The next prime is 425274421762219. The reversal of 425274421762143 is 341267124472524.

425274421762143 is a `hidden beast` number, since 4 + 2 + 5 + 2 + 7 + 4 + 4 + 2 + 1 + 7 + 621 + 4 + 3 = 666.

It is not a de Polignac number, because 425274421762143 - 2² = 425274421762139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 425274421762143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425274421562143) 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, 10953321693 + ... + 10953360518.

It is an arithmetic number, because the mean of its divisors is an integer number (39432027981600).

Almost surely, 2^{425274421762143} is an apocalyptic number.

425274421762143 is a deficient number, since it is larger than the sum of its proper divisors (205638025943457).

425274421762143 is a wasteful number, since it uses less digits than its factorization.

425274421762143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21906682939 (or 21906682933 counting only the distinct ones).

The product of its digits is 18063360, while the sum is 54.

The spelling of 425274421762143 in words is "four hundred twenty-five trillion, two hundred seventy-four billion, four hundred twenty-one million, seven hundred sixty-two thousand, one hundred forty-three".