5266199987 has 8 divisors (see below), whose sum is σ = 5449437840. Its totient is φ = 5083071840.

The previous prime is 5266199971. The next prime is 5266200077. The reversal of 5266199987 is 7899916625.

5266199987 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5266199987 - 2⁴ = 5266199971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5266129987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77048 + ... + 128330.

It is an arithmetic number, because the mean of its divisors is an integer number (681179730).

Almost surely, 2^5266199987 is an apocalyptic number.

5266199987 is a deficient number, since it is larger than the sum of its proper divisors (183237853).

5266199987 is a wasteful number, since it uses less digits than its factorization.

5266199987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54853.

The product of its digits is 14696640, while the sum is 62.

The square root of 5266199987 is about 72568.5881563091. The cubic root of 5266199987 is about 1739.7991562561.

The spelling of 5266199987 in words is "five billion, two hundred sixty-six million, one hundred ninety-nine thousand, nine hundred eighty-seven".