82633772280 has 64 divisors (see below), whose sum is σ = 248216595840. Its totient is φ = 22007647872.

The previous prime is 82633772279. The next prime is 82633772303. The reversal of 82633772280 is 8227733628.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 343054 + ... + 531933.

It is an arithmetic number, because the mean of its divisors is an integer number (3878384310).

Almost surely, 2^82633772280 is an apocalyptic number.

It is an amenable number.

82633772280 is an abundant number, since it is smaller than the sum of its proper divisors (165582823560).

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

82633772280 is a wasteful number, since it uses less digits than its factorization.

82633772280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875788 (or 875784 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 82633772280 in words is "eighty-two billion, six hundred thirty-three million, seven hundred seventy-two thousand, two hundred eighty".