407403440413 has 4 divisors (see below), whose sum is σ = 421451834940. Its totient is φ = 393355045888.

The previous prime is 407403440407. The next prime is 407403440443. The reversal of 407403440413 is 314044304704.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 162218034169 + 245185406244 = 402763^2 + 495162^2 .

It is a cyclic number.

It is not a de Polignac number, because 407403440413 - 2³⁷ = 269964486941 is a prime.

It is a super-2 number, since 2×407403440413² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (407403440443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7024197220 + ... + 7024197277.

It is an arithmetic number, because the mean of its divisors is an integer number (105362958735).

Almost surely, 2^407403440413 is an apocalyptic number.

It is an amenable number.

407403440413 is a deficient number, since it is larger than the sum of its proper divisors (14048394527).

407403440413 is a wasteful number, since it uses less digits than its factorization.

407403440413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14048394526.

The product of its (nonzero) digits is 64512, while the sum is 34.

The spelling of 407403440413 in words is "four hundred seven billion, four hundred three million, four hundred forty thousand, four hundred thirteen".