195051651 has 16 divisors (see below), whose sum is σ = 269702400. Its totient is φ = 125239968.

The previous prime is 195051601. The next prime is 195051653. The reversal of 195051651 is 156150591.

It is not a de Polignac number, because 195051651 - 2¹⁰ = 195050627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195051653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35640 + ... + 40746.

It is an arithmetic number, because the mean of its divisors is an integer number (16856400).

Almost surely, 2^195051651 is an apocalyptic number.

195051651 is a deficient number, since it is larger than the sum of its proper divisors (74650749).

195051651 is a wasteful number, since it uses less digits than its factorization.

195051651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5578.

The product of its (nonzero) digits is 6750, while the sum is 33.

The square root of 195051651 is about 13966.0893237871. The cubic root of 195051651 is about 579.9401949830.

The spelling of 195051651 in words is "one hundred ninety-five million, fifty-one thousand, six hundred fifty-one".