534206821764 has 288 divisors, whose sum is σ = 1697823421056. Its totient is φ = 128802078720.

The previous prime is 534206821727. The next prime is 534206821769. The reversal of 534206821764 is 467128602435.

It is not an unprimeable number, because it can be changed into a prime (534206821769) 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, 7993512 + ... + 8060064.

It is an arithmetic number, because the mean of its divisors is an integer number (5895220212).

Almost surely, 2^534206821764 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 534206821764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (848911710528).

534206821764 is an abundant number, since it is smaller than the sum of its proper divisors (1163616599292).

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

534206821764 is a wasteful number, since it uses less digits than its factorization.

534206821764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66675 (or 66666 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 534206821764 in words is "five hundred thirty-four billion, two hundred six million, eight hundred twenty-one thousand, seven hundred sixty-four".