425724885279 has 6 divisors (see below), whose sum is σ = 614935945416. Its totient is φ = 283816590180.

The previous prime is 425724885263. The next prime is 425724885281. The reversal of 425724885279 is 972588427524.

425724885279 is a `hidden beast` number, since 4 + 2 + 5 + 7 + 24 + 88 + 527 + 9 = 666.

It is not a de Polignac number, because 425724885279 - 2⁴ = 425724885263 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425724885259) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 23651382507 + ... + 23651382524.

It is an arithmetic number, because the mean of its divisors is an integer number (102489324236).

Almost surely, 2^425724885279 is an apocalyptic number.

425724885279 is a deficient number, since it is larger than the sum of its proper divisors (189211060137).

425724885279 is a wasteful number, since it uses less digits than its factorization.

425724885279 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47302765037 (or 47302765034 counting only the distinct ones).

The product of its digits is 90316800, while the sum is 63.

The spelling of 425724885279 in words is "four hundred twenty-five billion, seven hundred twenty-four million, eight hundred eighty-five thousand, two hundred seventy-nine".