165150424263 has 128 divisors (see below), whose sum is σ = 265558487040. Its totient is φ = 90162616320.

The previous prime is 165150424261. The next prime is 165150424277. The reversal of 165150424263 is 362424051561.

It is not a de Polignac number, because 165150424263 - 2¹ = 165150424261 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165150424261) 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, 281346256 + ... + 281346842.

It is an arithmetic number, because the mean of its divisors is an integer number (2074675680).

Almost surely, 2^165150424263 is an apocalyptic number.

165150424263 is a deficient number, since it is larger than the sum of its proper divisors (100408062777).

165150424263 is a wasteful number, since it uses less digits than its factorization.

165150424263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 165150424263 in words is "one hundred sixty-five billion, one hundred fifty million, four hundred twenty-four thousand, two hundred sixty-three".