83829313450 has 24 divisors (see below), whose sum is σ = 157896233280. Its totient is φ = 33107271600.

The previous prime is 83829313433. The next prime is 83829313453. The reversal of 83829313450 is 5431392838.

It is a self number, because there is not a number n which added to its sum of digits gives 83829313450.

It is not an unprimeable number, because it can be changed into a prime (83829313453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10607356 + ... + 10615255.

It is an arithmetic number, because the mean of its divisors is an integer number (6579009720).

Almost surely, 2^83829313450 is an apocalyptic number.

83829313450 is a deficient number, since it is larger than the sum of its proper divisors (74066919830).

83829313450 is a wasteful number, since it uses less digits than its factorization.

83829313450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21222702 (or 21222697 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 83829313450 in words is "eighty-three billion, eight hundred twenty-nine million, three hundred thirteen thousand, four hundred fifty".