425319285525 has 96 divisors (see below), whose sum is σ = 744340692480. Its totient is φ = 214014286080.

The previous prime is 425319285499. The next prime is 425319285533. The reversal of 425319285525 is 525582913524.

It is not a de Polignac number, because 425319285525 - 2¹⁶ = 425319219989 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16573354 + ... + 16598996.

It is an arithmetic number, because the mean of its divisors is an integer number (7753548880).

Almost surely, 2^425319285525 is an apocalyptic number.

It is an amenable number.

425319285525 is a deficient number, since it is larger than the sum of its proper divisors (319021406955).

425319285525 is a wasteful number, since it uses less digits than its factorization.

425319285525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25875 (or 25870 counting only the distinct ones).

The product of its digits is 4320000, while the sum is 51.

The spelling of 425319285525 in words is "four hundred twenty-five billion, three hundred nineteen million, two hundred eighty-five thousand, five hundred twenty-five".