533653843968 has 832 divisors, whose sum is σ = 1918743715840. Its totient is φ = 143327232000.

The previous prime is 533653843951. The next prime is 533653843997. The reversal of 533653843968 is 869348356335.

It is a happy number.

533653843968 is a `hidden beast` number, since 5 + 3 + 3 + 6 + 538 + 4 + 3 + 96 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 887942868 + ... + 887943468.

Almost surely, 2^533653843968 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 533653843968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (959371857920).

533653843968 is an abundant number, since it is smaller than the sum of its proper divisors (1385089871872).

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

533653843968 is a wasteful number, since it uses less digits than its factorization.

533653843968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709 (or 681 counting only the distinct ones).

The product of its digits is 167961600, while the sum is 63.

The spelling of 533653843968 in words is "five hundred thirty-three billion, six hundred fifty-three million, eight hundred forty-three thousand, nine hundred sixty-eight".