51528792683 has 4 divisors (see below), whose sum is σ = 51529442448. Its totient is φ = 51528142920.

The previous prime is 51528792673. The next prime is 51528792713. The reversal of 51528792683 is 38629782515.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51528792683 - 2²² = 51524598379 is a prime.

It is a super-3 number, since 3×51528792683³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51528792613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186191 + ... + 371112.

It is an arithmetic number, because the mean of its divisors is an integer number (12882360612).

Almost surely, 2^51528792683 is an apocalyptic number.

51528792683 is a deficient number, since it is larger than the sum of its proper divisors (649765).

51528792683 is an equidigital number, since it uses as much as digits as its factorization.

51528792683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 649764.

The product of its digits is 7257600, while the sum is 56.

The spelling of 51528792683 in words is "fifty-one billion, five hundred twenty-eight million, seven hundred ninety-two thousand, six hundred eighty-three".