425425143264 has 96 divisors (see below), whose sum is σ = 1223004013056. Its totient is φ = 128415006720.

The previous prime is 425425143263. The next prime is 425425143277. The reversal of 425425143264 is 462341524524.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425425143263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512392 + ... + 1055175.

It is an arithmetic number, because the mean of its divisors is an integer number (12739625136).

Almost surely, 2^425425143264 is an apocalyptic number.

425425143264 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

425425143264 is an abundant number, since it is smaller than the sum of its proper divisors (797578869792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425425143264 is a wasteful number, since it uses less digits than its factorization.

425425143264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567848 (or 1567840 counting only the distinct ones).

The product of its digits is 921600, while the sum is 42.

Adding to 425425143264 its reverse (462341524524), we get a palindrome (887766667788).

The spelling of 425425143264 in words is "four hundred twenty-five billion, four hundred twenty-five million, one hundred forty-three thousand, two hundred sixty-four".