3540240165 has 32 divisors (see below), whose sum is σ = 7062091776. Its totient is φ = 1471268160.

The previous prime is 3540240139. The next prime is 3540240203. The reversal of 3540240165 is 5610420453.

It is not a de Polignac number, because 3540240165 - 2⁵ = 3540240133 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1531417 + ... + 1533726.

It is an arithmetic number, because the mean of its divisors is an integer number (220690368).

Almost surely, 2^3540240165 is an apocalyptic number.

3540240165 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3540240165 is a deficient number, since it is larger than the sum of its proper divisors (3521851611).

3540240165 is a wasteful number, since it uses less digits than its factorization.

3540240165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065169.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 3540240165 is about 59499.9173528838. The cubic root of 3540240165 is about 1524.0910344247.

The spelling of 3540240165 in words is "three billion, five hundred forty million, two hundred forty thousand, one hundred sixty-five".