408478522054 has 16 divisors (see below), whose sum is σ = 622816896096. Its totient is φ = 200873476800.

The previous prime is 408478522051. The next prime is 408478522057. The reversal of 408478522054 is 450225874804.

It is an interprime number because it is at equal distance from previous prime (408478522051) and next prime (408478522057).

It is a junction number, because it is equal to n+sod(n) for n = 408478521989 and 408478522007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (408478522051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1310719 + ... + 1592149.

It is an arithmetic number, because the mean of its divisors is an integer number (38926056006).

Almost surely, 2^408478522054 is an apocalyptic number.

408478522054 is a deficient number, since it is larger than the sum of its proper divisors (214338374042).

408478522054 is a wasteful number, since it uses less digits than its factorization.

408478522054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293391.

The product of its (nonzero) digits is 2867200, while the sum is 49.

The spelling of 408478522054 in words is "four hundred eight billion, four hundred seventy-eight million, five hundred twenty-two thousand, fifty-four".