445746430636736 has 28 divisors (see below), whose sum is σ = 884530820919072. Its totient is φ = 222872523003648.

The previous prime is 445746430636729. The next prime is 445746430636747. The reversal of 445746430636736 is 637636034647544.

It is a super-2 number, since 2×445746430636736² (a number of 30 digits) contains 22 as substring.

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, 10265246 + ... + 31573218.

Almost surely, 2^{445746430636736} is an apocalyptic number.

It is an amenable number.

445746430636736 is a deficient number, since it is larger than the sum of its proper divisors (438784390282336).

445746430636736 is a wasteful number, since it uses less digits than its factorization.

445746430636736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21634848 (or 21634838 counting only the distinct ones).

The product of its (nonzero) digits is 2194698240, while the sum is 68.

The spelling of 445746430636736 in words is "four hundred forty-five trillion, seven hundred forty-six billion, four hundred thirty million, six hundred thirty-six thousand, seven hundred thirty-six".