425742323347 has 4 divisors (see below), whose sum is σ = 464446170936. Its totient is φ = 387038475760.

The previous prime is 425742323339. The next prime is 425742323399. The reversal of 425742323347 is 743323247524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 425742323347 - 2³ = 425742323339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 425742323297 and 425742323306.

It is not an unprimeable number, because it can be changed into a prime (425742323317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19351923778 + ... + 19351923799.

It is an arithmetic number, because the mean of its divisors is an integer number (116111542734).

Almost surely, 2^425742323347 is an apocalyptic number.

425742323347 is a deficient number, since it is larger than the sum of its proper divisors (38703847589).

425742323347 is a wasteful number, since it uses less digits than its factorization.

425742323347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38703847588.

The product of its digits is 3386880, while the sum is 46.

The spelling of 425742323347 in words is "four hundred twenty-five billion, seven hundred forty-two million, three hundred twenty-three thousand, three hundred forty-seven".