445200111772 has 18 divisors (see below), whose sum is σ = 843641041488. Its totient is φ = 205476974352.

The previous prime is 445200111743. The next prime is 445200111791. The reversal of 445200111772 is 277111002544.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 329289348 + ... + 329290699.

Almost surely, 2^445200111772 is an apocalyptic number.

It is an amenable number.

445200111772 is a deficient number, since it is larger than the sum of its proper divisors (398440929716).

445200111772 is a wasteful number, since it uses less digits than its factorization.

445200111772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658580077 (or 658580062 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 34.

The spelling of 445200111772 in words is "four hundred forty-five billion, two hundred million, one hundred eleven thousand, seven hundred seventy-two".