83764783080 has 192 divisors, whose sum is σ = 299761300800. Its totient is φ = 20116730880.

The previous prime is 83764783057. The next prime is 83764783127. The reversal of 83764783080 is 8038746738.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 324876 + ... + 522564.

It is an arithmetic number, because the mean of its divisors is an integer number (1561256775).

Almost surely, 2^83764783080 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 83764783080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149880650400).

83764783080 is an abundant number, since it is smaller than the sum of its proper divisors (215996517720).

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

83764783080 is a wasteful number, since it uses less digits than its factorization.

83764783080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197824 (or 197817 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 54.

The spelling of 83764783080 in words is "eighty-three billion, seven hundred sixty-four million, seven hundred eighty-three thousand, eighty".