4040446051465 has 48 divisors (see below), whose sum is σ = 5413691521152. Its totient is φ = 2888704096256.

The previous prime is 4040446051463. The next prime is 4040446051469. The reversal of 4040446051465 is 5641506440404.

It is a happy number.

It is not a de Polignac number, because 4040446051465 - 2¹ = 4040446051463 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4040446051463) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4109502 + ... + 4996888.

It is an arithmetic number, because the mean of its divisors is an integer number (112785240024).

Almost surely, 2^{4040446051465} is an apocalyptic number.

It is an amenable number.

4040446051465 is a deficient number, since it is larger than the sum of its proper divisors (1373245469687).

4040446051465 is a wasteful number, since it uses less digits than its factorization.

4040446051465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887586 (or 887569 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 43.

The spelling of 4040446051465 in words is "four trillion, forty billion, four hundred forty-six million, fifty-one thousand, four hundred sixty-five".