1449724990812 has 48 divisors (see below), whose sum is σ = 4093341154560. Its totient is φ = 389842013952.

The previous prime is 1449724990793. The next prime is 1449724990817. The reversal of 1449724990812 is 2180994279441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1449724990817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507605362 + ... + 507608217.

It is an arithmetic number, because the mean of its divisors is an integer number (85277940720).

Almost surely, 2^{1449724990812} is an apocalyptic number.

1449724990812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1449724990812 is an abundant number, since it is smaller than the sum of its proper divisors (2643616163748).

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

1449724990812 is a wasteful number, since it uses less digits than its factorization.

1449724990812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015213610 (or 1015213608 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 60.

The spelling of 1449724990812 in words is "one trillion, four hundred forty-nine billion, seven hundred twenty-four million, nine hundred ninety thousand, eight hundred twelve".