425687873424 has 80 divisors (see below), whose sum is σ = 1206294083904. Its totient is φ = 128283609600.

The previous prime is 425687873411. The next prime is 425687873437. The reversal of 425687873424 is 424378786524.

It is an interprime number because it is at equal distance from previous prime (425687873411) and next prime (425687873437).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2131579 + ... + 2322714.

Almost surely, 2^425687873424 is an apocalyptic number.

425687873424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

425687873424 is an abundant number, since it is smaller than the sum of its proper divisors (780606210480).

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

425687873424 is a wasteful number, since it uses less digits than its factorization.

425687873424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4454496 (or 4454490 counting only the distinct ones).

The product of its digits is 72253440, while the sum is 60.

The spelling of 425687873424 in words is "four hundred twenty-five billion, six hundred eighty-seven million, eight hundred seventy-three thousand, four hundred twenty-four".