165842676001 has 2 divisors, whose sum is σ = 165842676002. Its totient is φ = 165842676000.

The previous prime is 165842675969. The next prime is 165842676029. The reversal of 165842676001 is 100676248561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 134087792400 + 31754883601 = 366180^2 + 178199^2 .

It is a cyclic number.

It is not a de Polignac number, because 165842676001 - 2⁵ = 165842675969 is a prime.

It is a super-2 number, since 2×165842676001² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (165842676031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82921338000 + 82921338001.

It is an arithmetic number, because the mean of its divisors is an integer number (82921338001).

Almost surely, 2^165842676001 is an apocalyptic number.

It is an amenable number.

165842676001 is a deficient number, since it is larger than the sum of its proper divisors (1).

165842676001 is an equidigital number, since it uses as much as digits as its factorization.

165842676001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 165842676001 in words is "one hundred sixty-five billion, eight hundred forty-two million, six hundred seventy-six thousand, one".