40015165001 has 4 divisors (see below), whose sum is σ = 45731617152. Its totient is φ = 34298712852.

The previous prime is 40015164979. The next prime is 40015165037. The reversal of 40015165001 is 10056151004.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40015165001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40015165081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2858226065 + ... + 2858226078.

It is an arithmetic number, because the mean of its divisors is an integer number (11432904288).

Almost surely, 2^40015165001 is an apocalyptic number.

It is an amenable number.

40015165001 is a deficient number, since it is larger than the sum of its proper divisors (5716452151).

40015165001 is an equidigital number, since it uses as much as digits as its factorization.

40015165001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5716452150.

The product of its (nonzero) digits is 600, while the sum is 23.

The spelling of 40015165001 in words is "forty billion, fifteen million, one hundred sixty-five thousand, one".