83851392263 has 8 divisors (see below), whose sum is σ = 88786430208. Its totient is φ = 78916643584.

The previous prime is 83851392259. The next prime is 83851392277. The reversal of 83851392263 is 36229315838.

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 83851392263 - 2² = 83851392259 is a prime.

It is a super-2 number, since 2×83851392263² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83851392203) 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, 891995 + ... + 981507.

It is an arithmetic number, because the mean of its divisors is an integer number (11098303776).

Almost surely, 2^83851392263 is an apocalyptic number.

83851392263 is a deficient number, since it is larger than the sum of its proper divisors (4935037945).

83851392263 is a wasteful number, since it uses less digits than its factorization.

83851392263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144633.

The product of its digits is 1866240, while the sum is 50.

The spelling of 83851392263 in words is "eighty-three billion, eight hundred fifty-one million, three hundred ninety-two thousand, two hundred sixty-three".