51966099 has 12 divisors (see below), whose sum is σ = 75271456. Its totient is φ = 34547472.

The previous prime is 51966097. The next prime is 51966119. The reversal of 51966099 is 99066915.

It is not a de Polignac number, because 51966099 - 2¹ = 51966097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51966097) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4564 + ... + 11169.

Almost surely, 2^51966099 is an apocalyptic number.

51966099 is a deficient number, since it is larger than the sum of its proper divisors (23305357).

51966099 is a wasteful number, since it uses less digits than its factorization.

51966099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16106 (or 16103 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 51966099 is about 7208.7515562683. The cubic root of 51966099 is about 373.1699853172.

The spelling of 51966099 in words is "fifty-one million, nine hundred sixty-six thousand, ninety-nine".