536421061620 has 288 divisors, whose sum is σ = 1677646204416. Its totient is φ = 138692736000.

The previous prime is 536421061613. The next prime is 536421061621. The reversal of 536421061620 is 26160124635.

536421061620 is a `hidden beast` number, since 5 + 3 + 6 + 4 + 2 + 10 + 616 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536421061621) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 202651137 + ... + 202653783.

It is an arithmetic number, because the mean of its divisors is an integer number (5825160432).

Almost surely, 2^536421061620 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 536421061620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (838823102208).

536421061620 is an abundant number, since it is smaller than the sum of its proper divisors (1141225142796).

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

536421061620 is a wasteful number, since it uses less digits than its factorization.

536421061620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991 (or 2986 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 536421061620 in words is "five hundred thirty-six billion, four hundred twenty-one million, sixty-one thousand, six hundred twenty".