203824434652 has 24 divisors (see below), whose sum is σ = 359339016960. Its totient is φ = 101156321280.

The previous prime is 203824434629. The next prime is 203824434661. The reversal of 203824434652 is 256434428302.

It is a happy number.

It is a super-2 number, since 2×203824434652² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 203824434599 and 203824434608.

It is a congruent number.

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, 6191877 + ... + 6224707.

It is an arithmetic number, because the mean of its divisors is an integer number (14972459040).

Almost surely, 2^203824434652 is an apocalyptic number.

It is an amenable number.

203824434652 is a deficient number, since it is larger than the sum of its proper divisors (155514582308).

203824434652 is a wasteful number, since it uses less digits than its factorization.

203824434652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44301 (or 44299 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 203824434652 in words is "two hundred three billion, eight hundred twenty-four million, four hundred thirty-four thousand, six hundred fifty-two".