51333043355 has 16 divisors (see below), whose sum is σ = 67204060128. Its totient is φ = 37330656000.

The previous prime is 51333043319. The next prime is 51333043393. The reversal of 51333043355 is 55334033315.

It is not a de Polignac number, because 51333043355 - 2⁶ = 51333043291 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1449965 + ... + 1484945.

It is an arithmetic number, because the mean of its divisors is an integer number (4200253758).

Almost surely, 2^51333043355 is an apocalyptic number.

51333043355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51333043355 is a deficient number, since it is larger than the sum of its proper divisors (15871016773).

51333043355 is a wasteful number, since it uses less digits than its factorization.

51333043355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61678.

The product of its (nonzero) digits is 121500, while the sum is 35.

The spelling of 51333043355 in words is "fifty-one billion, three hundred thirty-three million, forty-three thousand, three hundred fifty-five".