536421620543 has 4 divisors (see below), whose sum is σ = 547834846560. Its totient is φ = 525008394528.

The previous prime is 536421620479. The next prime is 536421620591. The reversal of 536421620543 is 345026124635.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 536421620543 - 2⁶ = 536421620479 is a prime.

It is a super-2 number, since 2×536421620543² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 536421620543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536421620593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5706612938 + ... + 5706613031.

It is an arithmetic number, because the mean of its divisors is an integer number (136958711640).

Almost surely, 2^536421620543 is an apocalyptic number.

536421620543 is a deficient number, since it is larger than the sum of its proper divisors (11413226017).

536421620543 is a wasteful number, since it uses less digits than its factorization.

536421620543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11413226016.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 536421620543 in words is "five hundred thirty-six billion, four hundred twenty-one million, six hundred twenty thousand, five hundred forty-three".