195540465 has 8 divisors (see below), whose sum is σ = 312864768. Its totient is φ = 104288240.

The previous prime is 195540451. The next prime is 195540469. The reversal of 195540465 is 564045591.

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

It is not a de Polignac number, because 195540465 - 2¹⁰ = 195539441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195540469) 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, 6518001 + ... + 6518030.

It is an arithmetic number, because the mean of its divisors is an integer number (39108096).

Almost surely, 2^195540465 is an apocalyptic number.

195540465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

195540465 is a deficient number, since it is larger than the sum of its proper divisors (117324303).

195540465 is a wasteful number, since it uses less digits than its factorization.

195540465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13036039.

The product of its (nonzero) digits is 108000, while the sum is 39.

The square root of 195540465 is about 13983.5784046860. The cubic root of 195540465 is about 580.4242486587.

The spelling of 195540465 in words is "one hundred ninety-five million, five hundred forty thousand, four hundred sixty-five".