51199267433 has 16 divisors (see below), whose sum is σ = 52391289600. Its totient is φ = 50019310080.

The previous prime is 51199267417. The next prime is 51199267459. The reversal of 51199267433 is 33476299115.

It is a cyclic number.

It is not a de Polignac number, because 51199267433 - 2⁴ = 51199267417 is a prime.

It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51199267733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11342585 + ... + 11347097.

It is an arithmetic number, because the mean of its divisors is an integer number (3274455600).

Almost surely, 2^51199267433 is an apocalyptic number.

It is an amenable number.

51199267433 is a deficient number, since it is larger than the sum of its proper divisors (1192022167).

51199267433 is a wasteful number, since it uses less digits than its factorization.

51199267433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5792.

The product of its digits is 1224720, while the sum is 50.

The spelling of 51199267433 in words is "fifty-one billion, one hundred ninety-nine million, two hundred sixty-seven thousand, four hundred thirty-three".