803834836172 has 6 divisors (see below), whose sum is σ = 1406710963308. Its totient is φ = 401917418084.

The previous prime is 803834836171. The next prime is 803834836201. The reversal of 803834836172 is 271638438308.

It is a super-2 number, since 2×803834836172² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (803834836171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100479354518 + ... + 100479354525.

It is an arithmetic number, because the mean of its divisors is an integer number (234451827218).

Almost surely, 2^803834836172 is an apocalyptic number.

It is an amenable number.

803834836172 is a deficient number, since it is larger than the sum of its proper divisors (602876127136).

803834836172 is a wasteful number, since it uses less digits than its factorization.

803834836172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200958709047 (or 200958709045 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 803834836172 in words is "eight hundred three billion, eight hundred thirty-four million, eight hundred thirty-six thousand, one hundred seventy-two".