5208450986 has 16 divisors (see below), whose sum is σ = 7919160480. Its totient is φ = 2568942000.

The previous prime is 5208450977. The next prime is 5208451021. The reversal of 5208450986 is 6890548025.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5208450986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3140 + ... + 102111.

It is an arithmetic number, because the mean of its divisors is an integer number (494947530).

Almost surely, 2^5208450986 is an apocalyptic number.

5208450986 is a deficient number, since it is larger than the sum of its proper divisors (2710709494).

5208450986 is a wasteful number, since it uses less digits than its factorization.

5208450986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105589.

The product of its (nonzero) digits is 691200, while the sum is 47.

The square root of 5208450986 is about 72169.5987656853. The cubic root of 5208450986 is about 1733.4162379068.

The spelling of 5208450986 in words is "five billion, two hundred eight million, four hundred fifty thousand, nine hundred eighty-six".