445992773630 has 8 divisors (see below), whose sum is σ = 802786992552. Its totient is φ = 178397109448.

The previous prime is 445992773609. The next prime is 445992773647. The reversal of 445992773630 is 36377299544.

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

It is a self number, because there is not a number n which added to its sum of digits gives 445992773630.

It is a congruent number.

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, 22299638672 + ... + 22299638691.

It is an arithmetic number, because the mean of its divisors is an integer number (100348374069).

Almost surely, 2^445992773630 is an apocalyptic number.

445992773630 is a deficient number, since it is larger than the sum of its proper divisors (356794218922).

445992773630 is a wasteful number, since it uses less digits than its factorization.

445992773630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44599277370.

The product of its (nonzero) digits is 34292160, while the sum is 59.

The spelling of 445992773630 in words is "four hundred forty-five billion, nine hundred ninety-two million, seven hundred seventy-three thousand, six hundred thirty".