51833423004 has 48 divisors (see below), whose sum is σ = 132487170816. Its totient is φ = 15641913600.

The previous prime is 51833422997. The next prime is 51833423017. The reversal of 51833423004 is 40032433815.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 782872 + ... + 846495.

It is an arithmetic number, because the mean of its divisors is an integer number (2760149392).

Almost surely, 2^51833423004 is an apocalyptic number.

It is an amenable number.

51833423004 is an abundant number, since it is smaller than the sum of its proper divisors (80653747812).

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

51833423004 is a wasteful number, since it uses less digits than its factorization.

51833423004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629626 (or 1629624 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 51833423004 its reverse (40032433815), we get a palindrome (91865856819).

The spelling of 51833423004 in words is "fifty-one billion, eight hundred thirty-three million, four hundred twenty-three thousand, four".