43352566040 has 64 divisors (see below), whose sum is σ = 111517335360. Its totient is φ = 14858496000.

The previous prime is 43352566021. The next prime is 43352566043. The reversal of 43352566040 is 4066525334.

It is a happy number.

It is a super-2 number, since 2×43352566040² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43352565985 and 43352566003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43352566043) 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, 814484 + ... + 866076.

It is an arithmetic number, because the mean of its divisors is an integer number (1742458365).

Almost surely, 2^43352566040 is an apocalyptic number.

43352566040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43352566040 is an abundant number, since it is smaller than the sum of its proper divisors (68164769320).

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

43352566040 is a wasteful number, since it uses less digits than its factorization.

43352566040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54612 (or 54608 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 43352566040 in words is "forty-three billion, three hundred fifty-two million, five hundred sixty-six thousand, forty".