43442765477132 has 48 divisors (see below), whose sum is σ = 87018801408000. Its totient is φ = 18589786136064.

The previous prime is 43442765477131. The next prime is 43442765477143. The reversal of 43442765477132 is 23177456724434.

It is a super-2 number, since 2×43442765477132² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43442765477131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65065244 + ... + 65729532.

It is an arithmetic number, because the mean of its divisors is an integer number (1812891696000).

Almost surely, 2^{43442765477132} is an apocalyptic number.

It is an amenable number.

43442765477132 is an abundant number, since it is smaller than the sum of its proper divisors (43576035930868).

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

43442765477132 is a wasteful number, since it uses less digits than its factorization.

43442765477132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 667878 (or 667876 counting only the distinct ones).

The product of its digits is 94832640, while the sum is 59.

The spelling of 43442765477132 in words is "forty-three trillion, four hundred forty-two billion, seven hundred sixty-five million, four hundred seventy-seven thousand, one hundred thirty-two".