405473373993 has 8 divisors (see below), whose sum is σ = 540656776800. Its totient is φ = 270302776928.

The previous prime is 405473373979. The next prime is 405473374027. The reversal of 405473373993 is 399373374504.

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

It is a cyclic number.

It is not a de Polignac number, because 405473373993 - 2³³ = 396883439401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (405473373593) 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 7 ways as a sum of consecutive naturals, for example, 3127308 + ... + 3254381.

It is an arithmetic number, because the mean of its divisors is an integer number (67582097100).

Almost surely, 2^405473373993 is an apocalyptic number.

It is an amenable number.

405473373993 is a deficient number, since it is larger than the sum of its proper divisors (135183402807).

405473373993 is a wasteful number, since it uses less digits than its factorization.

405473373993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6402871.

The product of its (nonzero) digits is 25719120, while the sum is 57.

The spelling of 405473373993 in words is "four hundred five billion, four hundred seventy-three million, three hundred seventy-three thousand, nine hundred ninety-three".