446436066432 has 64 divisors (see below), whose sum is σ = 1185942094560. Its totient is φ = 148799938560.

The previous prime is 446436066431. The next prime is 446436066437. The reversal of 446436066432 is 234660634644.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×446436066432² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (446436066431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5551503 + ... + 5631345.

Almost surely, 2^446436066432 is an apocalyptic number.

It is an amenable number.

446436066432 is an abundant number, since it is smaller than the sum of its proper divisors (739506028128).

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

446436066432 is a wasteful number, since it uses less digits than its factorization.

446436066432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94421 (or 94409 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 48.

The spelling of 446436066432 in words is "four hundred forty-six billion, four hundred thirty-six million, sixty-six thousand, four hundred thirty-two".