53536536443 has 8 divisors (see below), whose sum is σ = 57668923200. Its totient is φ = 49406177088.

The previous prime is 53536536419. The next prime is 53536536463. The reversal of 53536536443 is 34463563535.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53536536443 - 2²² = 53532342139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53536536463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451778 + ... + 557831.

It is an arithmetic number, because the mean of its divisors is an integer number (7208615400).

Almost surely, 2^53536536443 is an apocalyptic number.

53536536443 is a deficient number, since it is larger than the sum of its proper divisors (4132386757).

53536536443 is a wasteful number, since it uses less digits than its factorization.

53536536443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013701.

The product of its digits is 5832000, while the sum is 47.

The spelling of 53536536443 in words is "fifty-three billion, five hundred thirty-six million, five hundred thirty-six thousand, four hundred forty-three".