533866380873156 has 48 divisors (see below), whose sum is σ = 1384132216992000. Its totient is φ = 177951064111776.

The previous prime is 533866380873127. The next prime is 533866380873181. The reversal of 533866380873156 is 651378083668335.

533866380873156 is a `hidden beast` number, since 5 + 3 + 38 + 66 + 380 + 8 + 7 + 3 + 156 = 666.

It is a super-2 number, since 2×533866380873156² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56664556 + ... + 65411043.

It is an arithmetic number, because the mean of its divisors is an integer number (28836087854000).

Almost surely, 2^{533866380873156} is an apocalyptic number.

It is an amenable number.

533866380873156 is an abundant number, since it is smaller than the sum of its proper divisors (850265836118844).

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

533866380873156 is a wasteful number, since it uses less digits than its factorization.

533866380873156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122116105 (or 122116097 counting only the distinct ones).

The product of its (nonzero) digits is 1567641600, while the sum is 72.

The spelling of 533866380873156 in words is "five hundred thirty-three trillion, eight hundred sixty-six billion, three hundred eighty million, eight hundred seventy-three thousand, one hundred fifty-six".