45872371566 has 96 divisors (see below), whose sum is σ = 120882041280. Its totient is φ = 12272698368.

The previous prime is 45872371561. The next prime is 45872371591. The reversal of 45872371566 is 66517327854.

45872371566 is a `hidden beast` number, since 4 + 5 + 8 + 7 + 2 + 3 + 71 + 566 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45872371561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 367620 + ... + 476328.

It is an arithmetic number, because the mean of its divisors is an integer number (1259187930).

Almost surely, 2^45872371566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45872371566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60441020640).

45872371566 is an abundant number, since it is smaller than the sum of its proper divisors (75009669714).

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

45872371566 is a wasteful number, since it uses less digits than its factorization.

45872371566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108938 (or 108935 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 45872371566 in words is "forty-five billion, eight hundred seventy-two million, three hundred seventy-one thousand, five hundred sixty-six".