440136407601 has 24 divisors (see below), whose sum is σ = 693716892960. Its totient is φ = 266684486400.

The previous prime is 440136407597. The next prime is 440136407681. The reversal of 440136407601 is 106704631044.

440136407601 is a `hidden beast` number, since 4 + 4 + 0 + 1 + 3 + 6 + 40 + 7 + 601 = 666.

It is not a de Polignac number, because 440136407601 - 2² = 440136407597 is a prime.

It is a super-2 number, since 2×440136407601² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (440136407681) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129595 + ... + 947136.

It is an arithmetic number, because the mean of its divisors is an integer number (28904870540).

Almost surely, 2^440136407601 is an apocalyptic number.

It is an amenable number.

440136407601 is a deficient number, since it is larger than the sum of its proper divisors (253580485359).

440136407601 is a wasteful number, since it uses less digits than its factorization.

440136407601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1080877 (or 1080874 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 440136407601 in words is "four hundred forty billion, one hundred thirty-six million, four hundred seven thousand, six hundred one".