1490337990436 has 27 divisors (see below), whose sum is σ = 2726519731131. Its totient is φ = 712743485784.

The previous prime is 1490337990409. The next prime is 1490337990437. The reversal of 1490337990436 is 6340997330941.

The square root of 1490337990436 is 1220794.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1490337990436² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1490337990437) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 56143255 + ... + 56169793.

Almost surely, 2^{1490337990436} is an apocalyptic number.

1490337990436 is the 1220794-th square number.

It is an amenable number.

1490337990436 is a deficient number, since it is larger than the sum of its proper divisors (1236181740695).

1490337990436 is an frugal number, since it uses more digits than its factorization.

1490337990436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53128 (or 26564 counting only the distinct ones).

The product of its (nonzero) digits is 13226976, while the sum is 58.

The spelling of 1490337990436 in words is "one trillion, four hundred ninety billion, three hundred thirty-seven million, nine hundred ninety thousand, four hundred thirty-six".