50129699 has 2 divisors, whose sum is σ = 50129700. Its totient is φ = 50129698.

The previous prime is 50129693. The next prime is 50129707. The reversal of 50129699 is 99692105.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50129699 is a prime.

It is not a weakly prime, because it can be changed into another prime (50129693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25064849 + 25064850.

It is an arithmetic number, because the mean of its divisors is an integer number (25064850).

Almost surely, 2^50129699 is an apocalyptic number.

50129699 is a deficient number, since it is larger than the sum of its proper divisors (1).

50129699 is an equidigital number, since it uses as much as digits as its factorization.

50129699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 41.

The square root of 50129699 is about 7080.2329763928. The cubic root of 50129699 is about 368.7214182960.

The spelling of 50129699 in words is "fifty million, one hundred twenty-nine thousand, six hundred ninety-nine".