83477584368 has 160 divisors (see below), whose sum is σ = 260920800000. Its totient is φ = 25452258048.

The previous prime is 83477584367. The next prime is 83477584381. The reversal of 83477584368 is 86348577438.

83477584368 is a `hidden beast` number, since 8 + 3 + 47 + 7 + 584 + 3 + 6 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83477584361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62683 + ... + 413381.

It is an arithmetic number, because the mean of its divisors is an integer number (1630755000).

Almost surely, 2^83477584368 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 83477584368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130460400000).

83477584368 is an abundant number, since it is smaller than the sum of its proper divisors (177443215632).

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

83477584368 is a wasteful number, since it uses less digits than its factorization.

83477584368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350764 (or 350752 counting only the distinct ones).

The product of its digits is 108380160, while the sum is 63.

The spelling of 83477584368 in words is "eighty-three billion, four hundred seventy-seven million, five hundred eighty-four thousand, three hundred sixty-eight".