165064498 has 4 divisors (see below), whose sum is σ = 247596750. Its totient is φ = 82532248.

The previous prime is 165064469. The next prime is 165064499. The reversal of 165064498 is 894460561.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 87853129 + 77211369 = 9373^2 + 8787^2 .

It is not an unprimeable number, because it can be changed into a prime (165064499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41266123 + ... + 41266126.

Almost surely, 2^165064498 is an apocalyptic number.

165064498 is a deficient number, since it is larger than the sum of its proper divisors (82532252).

165064498 is an equidigital number, since it uses as much as digits as its factorization.

165064498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82532251.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 165064498 is about 12847.7429146134. The cubic root of 165064498 is about 548.5521124086.

The spelling of 165064498 in words is "one hundred sixty-five million, sixty-four thousand, four hundred ninety-eight".