533990261856 has 48 divisors (see below), whose sum is σ = 1475499412800. Its totient is φ = 168628503168.

The previous prime is 533990261809. The next prime is 533990261873. The reversal of 533990261856 is 658162099335.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 533990261796 and 533990261805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146377086 + ... + 146380733.

It is an arithmetic number, because the mean of its divisors is an integer number (30739571100).

Almost surely, 2^533990261856 is an apocalyptic number.

It is an amenable number.

533990261856 is an abundant number, since it is smaller than the sum of its proper divisors (941509150944).

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

533990261856 is a wasteful number, since it uses less digits than its factorization.

533990261856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292757851 (or 292757843 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 57.

The spelling of 533990261856 in words is "five hundred thirty-three billion, nine hundred ninety million, two hundred sixty-one thousand, eight hundred fifty-six".