425764143 has 24 divisors (see below), whose sum is σ = 721848608. Its totient is φ = 236716992.

The previous prime is 425764139. The next prime is 425764153. The reversal of 425764143 is 341467524.

425764143 is a `hidden beast` number, since 4 + 2 + 5 + 7 + 641 + 4 + 3 = 666.

It is not a de Polignac number, because 425764143 - 2² = 425764139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425764098 and 425764107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425764123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88996 + ... + 93657.

Almost surely, 2^425764143 is an apocalyptic number.

425764143 is a deficient number, since it is larger than the sum of its proper divisors (296084465).

425764143 is a wasteful number, since it uses less digits than its factorization.

425764143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182703 (or 182700 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 425764143 is about 20634.0529949886. The cubic root of 425764143 is about 752.2976313325.

The spelling of 425764143 in words is "four hundred twenty-five million, seven hundred sixty-four thousand, one hundred forty-three".