408524533252 has 18 divisors (see below), whose sum is σ = 785818886174. Its totient is φ = 185692969440.

The previous prime is 408524533171. The next prime is 408524533289. The reversal of 408524533252 is 252335425804.

It can be written as a sum of positive squares in only one way, i.e., 249136746496 + 159387786756 = 499136^2 + 399234^2 .

It is a junction number, because it is equal to n+sod(n) for n = 408524533199 and 408524533208.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 422028993 + ... + 422029960.

Almost surely, 2^408524533252 is an apocalyptic number.

It is an amenable number.

408524533252 is a deficient number, since it is larger than the sum of its proper divisors (377294352922).

408524533252 is a wasteful number, since it uses less digits than its factorization.

408524533252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844058979 (or 844058966 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 43.

The spelling of 408524533252 in words is "four hundred eight billion, five hundred twenty-four million, five hundred thirty-three thousand, two hundred fifty-two".