532011863820 has 48 divisors (see below), whose sum is σ = 1489713297408. Its totient is φ = 141862203840.

The previous prime is 532011863741. The next prime is 532011863863. The reversal of 532011863820 is 28368110235.

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, 934827 + ... + 1392093.

It is an arithmetic number, because the mean of its divisors is an integer number (31035693696).

Almost surely, 2^532011863820 is an apocalyptic number.

It is an amenable number.

532011863820 is an abundant number, since it is smaller than the sum of its proper divisors (957701433588).

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

532011863820 is a wasteful number, since it uses less digits than its factorization.

532011863820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476670 (or 476668 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The spelling of 532011863820 in words is "five hundred thirty-two billion, eleven million, eight hundred sixty-three thousand, eight hundred twenty".