195953516 has 12 divisors (see below), whose sum is σ = 374093160. Its totient is φ = 89069760.

The previous prime is 195953501. The next prime is 195953531. The reversal of 195953516 is 615359591.

195953516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (195953501) and next prime (195953531).

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 4453489 = 195953516 / (1 + 9 + 5 + 9 + 5 + 3 + 5 + 1 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2226701 + ... + 2226788.

It is an arithmetic number, because the mean of its divisors is an integer number (31174430).

Almost surely, 2^195953516 is an apocalyptic number.

It is an amenable number.

195953516 is a deficient number, since it is larger than the sum of its proper divisors (178139644).

195953516 is a wasteful number, since it uses less digits than its factorization.

195953516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4453504 (or 4453502 counting only the distinct ones).

The product of its digits is 182250, while the sum is 44.

The square root of 195953516 is about 13998.3397587000. The cubic root of 195953516 is about 580.8326487059.

The spelling of 195953516 in words is "one hundred ninety-five million, nine hundred fifty-three thousand, five hundred sixteen".