165064627377 has 24 divisors (see below), whose sum is σ = 260017430400. Its totient is φ = 100292426208.

The previous prime is 165064627319. The next prime is 165064627393. The reversal of 165064627377 is 773726460561.

It is a happy number.

165064627377 is a `hidden beast` number, since 1 + 6 + 5 + 0 + 6 + 4 + 627 + 3 + 7 + 7 = 666.

It is not a de Polignac number, because 165064627377 - 2¹² = 165064623281 is a prime.

It is a super-2 number, since 2×165064627377² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (165014627377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8919927 + ... + 8938412.

It is an arithmetic number, because the mean of its divisors is an integer number (10834059600).

Almost surely, 2^165064627377 is an apocalyptic number.

It is an amenable number.

165064627377 is a deficient number, since it is larger than the sum of its proper divisors (94952803023).

165064627377 is a wasteful number, since it uses less digits than its factorization.

165064627377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17858437 (or 17858434 counting only the distinct ones).

The product of its (nonzero) digits is 8890560, while the sum is 54.

The spelling of 165064627377 in words is "one hundred sixty-five billion, sixty-four million, six hundred twenty-seven thousand, three hundred seventy-seven".