425142040251 has 8 divisors (see below), whose sum is σ = 566908327440. Its totient is φ = 283401889952.

The previous prime is 425142040229. The next prime is 425142040303. The reversal of 425142040251 is 152040241524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425142040251 - 2¹⁹ = 425141515963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425142040201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6496236 + ... + 6561353.

It is an arithmetic number, because the mean of its divisors is an integer number (70863540930).

Almost surely, 2^425142040251 is an apocalyptic number.

425142040251 is a deficient number, since it is larger than the sum of its proper divisors (141766287189).

425142040251 is a wasteful number, since it uses less digits than its factorization.

425142040251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13068445.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 425142040251 its reverse (152040241524), we get a palindrome (577182281775).

The spelling of 425142040251 in words is "four hundred twenty-five billion, one hundred forty-two million, forty thousand, two hundred fifty-one".