40362221165 has 16 divisors (see below), whose sum is σ = 55359700608. Its totient is φ = 27674053056.

The previous prime is 40362221111. The next prime is 40362221183. The reversal of 40362221165 is 56112226304.

It is a cyclic number.

It is not a de Polignac number, because 40362221165 - 2¹⁴ = 40362204781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310694 + ... + 421016.

It is an arithmetic number, because the mean of its divisors is an integer number (3459981288).

Almost surely, 2^40362221165 is an apocalyptic number.

It is an amenable number.

40362221165 is a deficient number, since it is larger than the sum of its proper divisors (14997479443).

40362221165 is a wasteful number, since it uses less digits than its factorization.

40362221165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120788.

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 40362221165 its reverse (56112226304), we get a palindrome (96474447469).

The spelling of 40362221165 in words is "forty billion, three hundred sixty-two million, two hundred twenty-one thousand, one hundred sixty-five".