541143064456 has 16 divisors (see below), whose sum is σ = 1074328142940. Its totient is φ = 254655559680.

The previous prime is 541143064333. The next prime is 541143064477. The reversal of 541143064456 is 654460341145.

It can be written as a sum of positive squares in 2 ways, for example, as 452345024356 + 88798040100 = 672566^2 + 297990^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989496425 + ... + 1989496696.

Almost surely, 2^541143064456 is an apocalyptic number.

It is an amenable number.

541143064456 is a deficient number, since it is larger than the sum of its proper divisors (533185078484).

541143064456 is a wasteful number, since it uses less digits than its factorization.

541143064456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978993144 (or 3978993140 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 541143064456 in words is "five hundred forty-one billion, one hundred forty-three million, sixty-four thousand, four hundred fifty-six".