165035007701 has 4 divisors (see below), whose sum is σ = 166086186252. Its totient is φ = 163983829152.

The previous prime is 165035007667. The next prime is 165035007707. The reversal of 165035007701 is 107700530561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 107700530561 = 13 ⋅8284656197.

It can be written as a sum of positive squares in 2 ways, for example, as 114173031025 + 50861976676 = 337895^2 + 225526^2 .

It is a cyclic number.

It is not a de Polignac number, because 165035007701 - 2⁶ = 165035007637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165035007707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525589040 + ... + 525589353.

It is an arithmetic number, because the mean of its divisors is an integer number (41521546563).

Almost surely, 2^165035007701 is an apocalyptic number.

It is an amenable number.

165035007701 is a deficient number, since it is larger than the sum of its proper divisors (1051178551).

165035007701 is a wasteful number, since it uses less digits than its factorization.

165035007701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1051178550.

The product of its (nonzero) digits is 22050, while the sum is 35.

The spelling of 165035007701 in words is "one hundred sixty-five billion, thirty-five million, seven thousand, seven hundred one".