165739346265152 has 28 divisors (see below), whose sum is σ = 358788016632336. Its totient is φ = 75336066483840.

The previous prime is 165739346265083. The next prime is 165739346265271. The reversal of 165739346265152 is 251562643937561.

It is a super-2 number, since 2×165739346265152² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117712603178 + ... + 117712604585.

Almost surely, 2^{165739346265152} is an apocalyptic number.

It is an amenable number.

165739346265152 is an abundant number, since it is smaller than the sum of its proper divisors (193048670367184).

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

165739346265152 is a wasteful number, since it uses less digits than its factorization.

165739346265152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235425207786 (or 235425207776 counting only the distinct ones).

The product of its digits is 244944000, while the sum is 65.

The spelling of 165739346265152 in words is "one hundred sixty-five trillion, seven hundred thirty-nine billion, three hundred forty-six million, two hundred sixty-five thousand, one hundred fifty-two".