1850636136 has 16 divisors (see below), whose sum is σ = 4626590400. Its totient is φ = 616878704.

The previous prime is 1850636113. The next prime is 1850636149. The reversal of 1850636136 is 6316360581.

It is a junction number, because it is equal to n+sod(n) for n = 1850636094 and 1850636103.

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, 38554896 + ... + 38554943.

It is an arithmetic number, because the mean of its divisors is an integer number (289161900).

Almost surely, 2^1850636136 is an apocalyptic number.

It is an amenable number.

1850636136 is an abundant number, since it is smaller than the sum of its proper divisors (2775954264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1850636136 is a wasteful number, since it uses less digits than its factorization.

1850636136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77109848 (or 77109844 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 1850636136 is about 43019.0206304142. The cubic root of 1850636136 is about 1227.7417165912.

The spelling of 1850636136 in words is "one billion, eight hundred fifty million, six hundred thirty-six thousand, one hundred thirty-six".