147840660165 has 16 divisors (see below), whose sum is σ = 258049152576. Its totient is φ = 71680320000.

The previous prime is 147840660161. The next prime is 147840660173. The reversal of 147840660165 is 561066048741.

It is a happy number.

It is not a de Polignac number, because 147840660165 - 2² = 147840660161 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147840660161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448001836 + ... + 448002165.

It is an arithmetic number, because the mean of its divisors is an integer number (16128072036).

Almost surely, 2^147840660165 is an apocalyptic number.

147840660165 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

147840660165 is a deficient number, since it is larger than the sum of its proper divisors (110208492411).

147840660165 is a wasteful number, since it uses less digits than its factorization.

147840660165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896004020.

The product of its (nonzero) digits is 967680, while the sum is 48.

The spelling of 147840660165 in words is "one hundred forty-seven billion, eight hundred forty million, six hundred sixty thousand, one hundred sixty-five".