43560342972 has 120 divisors (see below), whose sum is σ = 120783690720. Its totient is φ = 13642214400.

The previous prime is 43560342967. The next prime is 43560342977. The reversal of 43560342972 is 27924306534.

43560342972 is a `hidden beast` number, since 4 + 35 + 603 + 4 + 2 + 9 + 7 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (43560342967) and next prime (43560342977).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43560342977) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3303729 + ... + 3316887.

It is an arithmetic number, because the mean of its divisors is an integer number (1006530756).

Almost surely, 2^43560342972 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 43560342972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60391845360).

43560342972 is an abundant number, since it is smaller than the sum of its proper divisors (77223347748).

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

43560342972 is a wasteful number, since it uses less digits than its factorization.

43560342972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13793 (or 13782 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 43560342972 in words is "forty-three billion, five hundred sixty million, three hundred forty-two thousand, nine hundred seventy-two".