445551352215232 has 28 divisors (see below), whose sum is σ = 884142240322600. Its totient is φ = 222775354653696.

The previous prime is 445551352215113. The next prime is 445551352215283. The reversal of 445551352215232 is 232512253155544.

It is a happy 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, 43278043 + ... + 52574629.

It is an arithmetic number, because the mean of its divisors is an integer number (31576508582950).

Almost surely, 2^{445551352215232} is an apocalyptic number.

It is an amenable number.

445551352215232 is a deficient number, since it is larger than the sum of its proper divisors (438590888107368).

445551352215232 is an equidigital number, since it uses as much as digits as its factorization.

445551352215232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10045448 (or 10045438 counting only the distinct ones).

The product of its digits is 7200000, while the sum is 49.

The spelling of 445551352215232 in words is "four hundred forty-five trillion, five hundred fifty-one billion, three hundred fifty-two million, two hundred fifteen thousand, two hundred thirty-two".