83878452059 has 8 divisors (see below), whose sum is σ = 85485043872. Its totient is φ = 82272748480.

The previous prime is 83878452029. The next prime is 83878452137. The reversal of 83878452059 is 95025487838.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83878452059 - 2²⁸ = 83610016603 is a prime.

It is a super-2 number, since 2×83878452059² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83878451989 and 83878452007.

It is not an unprimeable number, because it can be changed into a prime (83878452029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29807 + ... + 410664.

It is an arithmetic number, because the mean of its divisors is an integer number (10685630484).

Almost surely, 2^83878452059 is an apocalyptic number.

83878452059 is a deficient number, since it is larger than the sum of its proper divisors (1606591813).

83878452059 is a wasteful number, since it uses less digits than its factorization.

83878452059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444117.

The product of its (nonzero) digits is 19353600, while the sum is 59.

The spelling of 83878452059 in words is "eighty-three billion, eight hundred seventy-eight million, four hundred fifty-two thousand, fifty-nine".