400593549452 has 6 divisors (see below), whose sum is σ = 701038711548. Its totient is φ = 200296774724.

The previous prime is 400593549431. The next prime is 400593549469. The reversal of 400593549452 is 254945395004.

It is a self number, because there is not a number n which added to its sum of digits gives 400593549452.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 50074193678 + ... + 50074193685.

It is an arithmetic number, because the mean of its divisors is an integer number (116839785258).

Almost surely, 2^400593549452 is an apocalyptic number.

It is an amenable number.

400593549452 is a deficient number, since it is larger than the sum of its proper divisors (300445162096).

400593549452 is a wasteful number, since it uses less digits than its factorization.

400593549452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100148387367 (or 100148387365 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 50.

The spelling of 400593549452 in words is "four hundred billion, five hundred ninety-three million, five hundred forty-nine thousand, four hundred fifty-two".