195135660 has 36 divisors (see below), whose sum is σ = 591912048. Its totient is φ = 52036128.

The previous prime is 195135653. The next prime is 195135667. The reversal of 195135660 is 66531591.

195135660 is a `hidden beast` number, since 1 + 95 + 1 + 3 + 566 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (195135653) and next prime (195135667).

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (195135667) 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, 541864 + ... + 542223.

Almost surely, 2^195135660 is an apocalyptic number.

195135660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

195135660 is an abundant number, since it is smaller than the sum of its proper divisors (396776388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195135660 is a wasteful number, since it uses less digits than its factorization.

195135660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1084102 (or 1084097 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 195135660 is about 13969.0966064381. The cubic root of 195135660 is about 580.0234433647.

The spelling of 195135660 in words is "one hundred ninety-five million, one hundred thirty-five thousand, six hundred sixty".