424539916257 has 8 divisors (see below), whose sum is σ = 566405032480. Its totient is φ = 282850705440.

The previous prime is 424539916249. The next prime is 424539916277. The reversal of 424539916257 is 752619935424.

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

It is not a de Polignac number, because 424539916257 - 2³ = 424539916249 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 424539916197 and 424539916206.

It is not an unprimeable number, because it can be changed into a prime (424539916277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43970719 + ... + 43980372.

It is an arithmetic number, because the mean of its divisors is an integer number (70800629060).

Almost surely, 2^424539916257 is an apocalyptic number.

It is an amenable number.

424539916257 is a deficient number, since it is larger than the sum of its proper divisors (141865116223).

424539916257 is a wasteful number, since it uses less digits than its factorization.

424539916257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87952703.

The product of its digits is 16329600, while the sum is 57.

The spelling of 424539916257 in words is "four hundred twenty-four billion, five hundred thirty-nine million, nine hundred sixteen thousand, two hundred fifty-seven".