445264462544 has 40 divisors (see below), whose sum is σ = 945032341440. Its totient is φ = 201553113600.

The previous prime is 445264462499. The next prime is 445264462561.

It is a happy number.

445264462544 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 445264462492 and 445264462501.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5206364 + ... + 5291195.

It is an arithmetic number, because the mean of its divisors is an integer number (23625808536).

Almost surely, 2^445264462544 is an apocalyptic number.

445264462544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

445264462544 is an abundant number, since it is smaller than the sum of its proper divisors (499767878896).

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

445264462544 is a wasteful number, since it uses less digits than its factorization.

445264462544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10497819 (or 10497813 counting only the distinct ones).

The product of its digits is 14745600, while the sum is 50.

The spelling of 445264462544 in words is "four hundred forty-five billion, two hundred sixty-four million, four hundred sixty-two thousand, five hundred forty-four".