78283283250 has 32 divisors (see below), whose sum is σ = 195395076864. Its totient is φ = 20875542000.

The previous prime is 78283283227. The next prime is 78283283251. The reversal of 78283283250 is 5238238287.

It is a super-2 number, since 2×78283283250² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 78283283250.

It is not an unprimeable number, because it can be changed into a prime (78283283251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52188106 + ... + 52189605.

It is an arithmetic number, because the mean of its divisors is an integer number (6106096152).

Almost surely, 2^78283283250 is an apocalyptic number.

78283283250 is an abundant number, since it is smaller than the sum of its proper divisors (117111793614).

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

78283283250 is a wasteful number, since it uses less digits than its factorization.

78283283250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104377731 (or 104377721 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 78283283250 in words is "seventy-eight billion, two hundred eighty-three million, two hundred eighty-three thousand, two hundred fifty".