51652523099 has 2 divisors, whose sum is σ = 51652523100. Its totient is φ = 51652523098.

The previous prime is 51652523089. The next prime is 51652523101. The reversal of 51652523099 is 99032525615.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51652523099 is a prime.

It is a Sophie Germain prime.

Together with 51652523101, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51652523059) by changing a digit.

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 as a sum of consecutive naturals, namely, 25826261549 + 25826261550.

It is an arithmetic number, because the mean of its divisors is an integer number (25826261550).

Almost surely, 2^51652523099 is an apocalyptic number.

51652523099 is a deficient number, since it is larger than the sum of its proper divisors (1).

51652523099 is an equidigital number, since it uses as much as digits as its factorization.

51652523099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729000, while the sum is 47.

The spelling of 51652523099 in words is "fifty-one billion, six hundred fifty-two million, five hundred twenty-three thousand, ninety-nine".