533394551040 has 576 divisors, whose sum is σ = 1918160240640. Its totient is φ = 125424599040.

The previous prime is 533394550991. The next prime is 533394551047. The reversal of 533394551040 is 40155493335.

It is a super-3 number, since 3×533394551040³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 533394550983 and 533394551001.

It is not an unprimeable number, because it can be changed into a prime (533394551047) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 122251899 + ... + 122256261.

Almost surely, 2^533394551040 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 533394551040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (959080120320).

533394551040 is an abundant number, since it is smaller than the sum of its proper divisors (1384765689600).

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

533394551040 is a wasteful number, since it uses less digits than its factorization.

533394551040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4510 (or 4496 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 533394551040 in words is "five hundred thirty-three billion, three hundred ninety-four million, five hundred fifty-one thousand, forty".