1449996648 has 64 divisors (see below), whose sum is σ = 3695932800. Its totient is φ = 473948160.

The previous prime is 1449996619. The next prime is 1449996727. The reversal of 1449996648 is 8466999441.

It is a super-2 number, since 2×1449996648² = 4204980558422471808, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1449996591 and 1449996600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 326668 + ... + 331076.

It is an arithmetic number, because the mean of its divisors is an integer number (57748950).

Almost surely, 2^1449996648 is an apocalyptic number.

It is an amenable number.

1449996648 is an abundant number, since it is smaller than the sum of its proper divisors (2245936152).

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

1449996648 is a wasteful number, since it uses less digits than its factorization.

1449996648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4682 (or 4678 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 60.

The square root of 1449996648 is about 38078.8215153778. The cubic root of 1449996648 is about 1131.8503237864.

The spelling of 1449996648 in words is "one billion, four hundred forty-nine million, nine hundred ninety-six thousand, six hundred forty-eight".