1490563705720 has 64 divisors (see below), whose sum is σ = 3594167795520. Its totient is φ = 554889037824.

The previous prime is 1490563705691. The next prime is 1490563705723. The reversal of 1490563705720 is 275073650941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490563705723) by changing a digit.

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, 21860257 + ... + 21928336.

It is an arithmetic number, because the mean of its divisors is an integer number (56158871805).

Almost surely, 2^{1490563705720} is an apocalyptic number.

1490563705720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1490563705720 is an abundant number, since it is smaller than the sum of its proper divisors (2103604089800).

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

1490563705720 is a wasteful number, since it uses less digits than its factorization.

1490563705720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43788664 (or 43788660 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 49.

The spelling of 1490563705720 in words is "one trillion, four hundred ninety billion, five hundred sixty-three million, seven hundred five thousand, seven hundred twenty".