50609700551 has 2 divisors, whose sum is σ = 50609700552. Its totient is φ = 50609700550.

The previous prime is 50609700539. The next prime is 50609700613. The reversal of 50609700551 is 15500790605.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50609700551 is a prime.

It is a super-2 number, since 2×50609700551² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50609700851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25304850275 + 25304850276.

It is an arithmetic number, because the mean of its divisors is an integer number (25304850276).

Almost surely, 2^50609700551 is an apocalyptic number.

50609700551 is a deficient number, since it is larger than the sum of its proper divisors (1).

50609700551 is an equidigital number, since it uses as much as digits as its factorization.

50609700551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47250, while the sum is 38.

The spelling of 50609700551 in words is "fifty billion, six hundred nine million, seven hundred thousand, five hundred fifty-one".