83437683486874 has 8 divisors (see below), whose sum is σ = 127208271545748. Its totient is φ = 41034926304960.

The previous prime is 83437683486869. The next prime is 83437683486929. The reversal of 83437683486874 is 47868438673438.

It can be written as a sum of positive squares in 2 ways, for example, as 66266812236249 + 17170871250625 = 8140443^2 + 4143775^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 83437683486794 and 83437683486803.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341957719087 + ... + 341957719330.

Almost surely, 2^{83437683486874} is an apocalyptic number.

83437683486874 is a deficient number, since it is larger than the sum of its proper divisors (43770588058874).

83437683486874 is a wasteful number, since it uses less digits than its factorization.

83437683486874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683915438480.

The product of its digits is 12485394432, while the sum is 79.

The spelling of 83437683486874 in words is "eighty-three trillion, four hundred thirty-seven billion, six hundred eighty-three million, four hundred eighty-six thousand, eight hundred seventy-four".