83916949259 has 8 divisors (see below), whose sum is σ = 98587744752. Its totient is φ = 70419817440.

The previous prime is 83916949247. The next prime is 83916949271. The reversal of 83916949259 is 95294961938.

It is an interprime number because it is at equal distance from previous prime (83916949247) and next prime (83916949271).

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 83916949259 - 2⁸ = 83916949003 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83916949195 and 83916949204.

It is not an unprimeable number, because it can be changed into a prime (83916949559) 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, 293415764 + ... + 293416049.

It is an arithmetic number, because the mean of its divisors is an integer number (12323468094).

Almost surely, 2^83916949259 is an apocalyptic number.

83916949259 is a deficient number, since it is larger than the sum of its proper divisors (14670795493).

83916949259 is a wasteful number, since it uses less digits than its factorization.

83916949259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586831837.

The product of its digits is 37791360, while the sum is 65.

The spelling of 83916949259 in words is "eighty-three billion, nine hundred sixteen million, nine hundred forty-nine thousand, two hundred fifty-nine".