45040406065 has 8 divisors (see below), whose sum is σ = 54073721088. Its totient is φ = 36015502320.

The previous prime is 45040406063. The next prime is 45040406069. The reversal of 45040406065 is 56060404054.

45040406065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45040406065 - 2¹ = 45040406063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45040406065.

It is not an unprimeable number, because it can be changed into a prime (45040406063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2091031 + ... + 2112460.

It is an arithmetic number, because the mean of its divisors is an integer number (6759215136).

Almost surely, 2^45040406065 is an apocalyptic number.

It is an amenable number.

45040406065 is a deficient number, since it is larger than the sum of its proper divisors (9033315023).

45040406065 is a wasteful number, since it uses less digits than its factorization.

45040406065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4205639.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 45040406065 in words is "forty-five billion, forty million, four hundred six thousand, sixty-five".