425587648839 has 8 divisors (see below), whose sum is σ = 569994819072. Its totient is φ = 282452788920.

The previous prime is 425587648831. The next prime is 425587648861. The reversal of 425587648839 is 938846785524.

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

It is not a de Polignac number, because 425587648839 - 2³ = 425587648831 is a prime.

It is a super-2 number, since 2×425587648839² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425587648831) 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, 318076797 + ... + 318078134.

It is an arithmetic number, because the mean of its divisors is an integer number (71249352384).

Almost surely, 2^425587648839 is an apocalyptic number.

425587648839 is a deficient number, since it is larger than the sum of its proper divisors (144407170233).

425587648839 is a wasteful number, since it uses less digits than its factorization.

425587648839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636155157.

The product of its digits is 464486400, while the sum is 69.

The spelling of 425587648839 in words is "four hundred twenty-five billion, five hundred eighty-seven million, six hundred forty-eight thousand, eight hundred thirty-nine".