449721010522 has 32 divisors (see below), whose sum is σ = 826212333312. Its totient is φ = 179375036544.

The previous prime is 449721010517. The next prime is 449721010577. The reversal of 449721010522 is 225010127944.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 15 ways as a sum of consecutive naturals, for example, 18861723 + ... + 18885550.

It is an arithmetic number, because the mean of its divisors is an integer number (25819135416).

Almost surely, 2^449721010522 is an apocalyptic number.

449721010522 is a deficient number, since it is larger than the sum of its proper divisors (376491322790).

449721010522 is a wasteful number, since it uses less digits than its factorization.

449721010522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37747342.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 449721010522 in words is "four hundred forty-nine billion, seven hundred twenty-one million, ten thousand, five hundred twenty-two".