165064372 has 12 divisors (see below), whose sum is σ = 315122976. Its totient is φ = 75029240.

The previous prime is 165064369. The next prime is 165064387. The reversal of 165064372 is 273460561.

It is a happy number.

It is a congruent number.

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, 1875688 + ... + 1875775.

It is an arithmetic number, because the mean of its divisors is an integer number (26260248).

Almost surely, 2^165064372 is an apocalyptic number.

It is an amenable number.

165064372 is a deficient number, since it is larger than the sum of its proper divisors (150058604).

165064372 is a wasteful number, since it uses less digits than its factorization.

165064372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3751478 (or 3751476 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 165064372 is about 12847.7380110275. The cubic root of 165064372 is about 548.5519728317.

The spelling of 165064372 in words is "one hundred sixty-five million, sixty-four thousand, three hundred seventy-two".