534804326820 has 384 divisors, whose sum is σ = 1705920652800. Its totient is φ = 139069218816.

The previous prime is 534804326813. The next prime is 534804326899. The reversal of 534804326820 is 28623408435.

534804326820 is a `hidden beast` number, since 5 + 348 + 0 + 43 + 268 + 2 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1825270594 + ... + 1825270886.

It is an arithmetic number, because the mean of its divisors is an integer number (4442501700).

Almost surely, 2^534804326820 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 534804326820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (852960326400).

534804326820 is an abundant number, since it is smaller than the sum of its proper divisors (1171116325980).

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

534804326820 is a wasteful number, since it uses less digits than its factorization.

534804326820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796 (or 788 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 534804326820 in words is "five hundred thirty-four billion, eight hundred four million, three hundred twenty-six thousand, eight hundred twenty".