196164045 has 128 divisors (see below), whose sum is σ = 441262080. Its totient is φ = 80317440.

The previous prime is 196164043. The next prime is 196164053. The reversal of 196164045 is 540461691.

196164045 is a `hidden beast` number, since 1 + 9 + 6 + 1 + 640 + 4 + 5 = 666.

It is not a de Polignac number, because 196164045 - 2¹ = 196164043 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196164043) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1174552 + ... + 1174718.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^196164045 is an apocalyptic number.

196164045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

196164045 is an abundant number, since it is smaller than the sum of its proper divisors (245098035).

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

196164045 is a wasteful number, since it uses less digits than its factorization.

196164045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 196164045 is about 14005.8575246216. The cubic root of 196164045 is about 581.0405863718.

The spelling of 196164045 in words is "one hundred ninety-six million, one hundred sixty-four thousand, forty-five".