84488125440 has 88 divisors (see below), whose sum is σ = 270230037840. Its totient is φ = 22530162688.

The previous prime is 84488125409. The next prime is 84488125483. The reversal of 84488125440 is 4452188448.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 84488125440.

It is a congruent number.

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, 2734905 + ... + 2765624.

Almost surely, 2^84488125440 is an apocalyptic number.

84488125440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

84488125440 is an abundant number, since it is smaller than the sum of its proper divisors (185741912400).

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

84488125440 is a wasteful number, since it uses less digits than its factorization.

84488125440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5500557 (or 5500539 counting only the distinct ones).

The product of its (nonzero) digits is 1310720, while the sum is 48.

The spelling of 84488125440 in words is "eighty-four billion, four hundred eighty-eight million, one hundred twenty-five thousand, four hundred forty".