43466445146 has 8 divisors (see below), whose sum is σ = 65295976500. Its totient is φ = 21701119648.

The previous prime is 43466445137. The next prime is 43466445181. The reversal of 43466445146 is 64154466434.

43466445146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37684515625 + 5781929521 = 194125^2 + 76039^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×43466445146² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43466445146.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16049771 + ... + 16052478.

Almost surely, 2^43466445146 is an apocalyptic number.

43466445146 is a deficient number, since it is larger than the sum of its proper divisors (21829531354).

43466445146 is a wasteful number, since it uses less digits than its factorization.

43466445146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32102928.

The product of its digits is 3317760, while the sum is 47.

The spelling of 43466445146 in words is "forty-three billion, four hundred sixty-six million, four hundred forty-five thousand, one hundred forty-six".