566091121932 has 144 divisors (see below), whose sum is σ = 1671206584320. Its totient is φ = 158200753536.

The previous prime is 566091121901. The next prime is 566091121949. The reversal of 566091121932 is 239121190665.

566091121932 is a `hidden beast` number, since 5 + 6 + 609 + 1 + 1 + 2 + 1 + 9 + 32 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20227413 + ... + 20255379.

It is an arithmetic number, because the mean of its divisors is an integer number (11605601280).

Almost surely, 2^566091121932 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 566091121932, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (835603292160).

566091121932 is an abundant number, since it is smaller than the sum of its proper divisors (1105115462388).

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

566091121932 is a wasteful number, since it uses less digits than its factorization.

566091121932 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29740 (or 29735 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The spelling of 566091121932 in words is "five hundred sixty-six billion, ninety-one million, one hundred twenty-one thousand, nine hundred thirty-two".