425291709984 has 48 divisors (see below), whose sum is σ = 1127229509952. Its totient is φ = 140387551488.

The previous prime is 425291709977. The next prime is 425291710003. The reversal of 425291709984 is 489907192524.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×425291709984² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21495559 + ... + 21515334.

It is an arithmetic number, because the mean of its divisors is an integer number (23483948124).

Almost surely, 2^425291709984 is an apocalyptic number.

It is an amenable number.

425291709984 is an abundant number, since it is smaller than the sum of its proper divisors (701937799968).

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

425291709984 is a wasteful number, since it uses less digits than its factorization.

425291709984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43011009 (or 43011001 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 60.

The spelling of 425291709984 in words is "four hundred twenty-five billion, two hundred ninety-one million, seven hundred nine thousand, nine hundred eighty-four".