536421550040 has 128 divisors (see below), whose sum is σ = 1304976657600. Its totient is φ = 197781626880.

The previous prime is 536421550033. The next prime is 536421550051. The reversal of 536421550040 is 40055124635.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11599604 + ... + 11645756.

Almost surely, 2^536421550040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 536421550040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (652488328800).

536421550040 is an abundant number, since it is smaller than the sum of its proper divisors (768555107560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

536421550040 is a wasteful number, since it uses less digits than its factorization.

536421550040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46597 (or 46593 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 536421550040 its reverse (40055124635), we get a palindrome (576476674675).

The spelling of 536421550040 in words is "five hundred thirty-six billion, four hundred twenty-one million, five hundred fifty thousand, forty".