408115388452 has 24 divisors (see below), whose sum is σ = 789092672256. Its totient is φ = 183704112768.

The previous prime is 408115388437. The next prime is 408115388501. The reversal of 408115388452 is 254883511804.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 408115388396 and 408115388405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130470108 + ... + 130473235.

It is an arithmetic number, because the mean of its divisors is an integer number (32878861344).

Almost surely, 2^408115388452 is an apocalyptic number.

It is an amenable number.

408115388452 is a deficient number, since it is larger than the sum of its proper divisors (380977283804).

408115388452 is a wasteful number, since it uses less digits than its factorization.

408115388452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260943387 (or 260943385 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 49.

The spelling of 408115388452 in words is "four hundred eight billion, one hundred fifteen million, three hundred eighty-eight thousand, four hundred fifty-two".