51333467800 has 48 divisors (see below), whose sum is σ = 122261315400. Its totient is φ = 20032569600.

The previous prime is 51333467789. The next prime is 51333467831. The reversal of 51333467800 is 876433315.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3121890 + ... + 3138289.

Almost surely, 2^51333467800 is an apocalyptic number.

51333467800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51333467800 is an abundant number, since it is smaller than the sum of its proper divisors (70927847600).

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

51333467800 is a wasteful number, since it uses less digits than its factorization.

51333467800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6260236 (or 6260227 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 51333467800 in words is "fifty-one billion, three hundred thirty-three million, four hundred sixty-seven thousand, eight hundred".