76573441720 has 64 divisors (see below), whose sum is σ = 176585572800. Its totient is φ = 29866552320.

The previous prime is 76573441687. The next prime is 76573441739. The reversal of 76573441720 is 2714437567.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3381877 + ... + 3404443.

It is an arithmetic number, because the mean of its divisors is an integer number (2759149575).

Almost surely, 2^76573441720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76573441720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88292786400).

76573441720 is an abundant number, since it is smaller than the sum of its proper divisors (100012131080).

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

76573441720 is a wasteful number, since it uses less digits than its factorization.

76573441720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24688 (or 24684 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 76573441720 in words is "seventy-six billion, five hundred seventy-three million, four hundred forty-one thousand, seven hundred twenty".