1490047256090 has 8 divisors (see below), whose sum is σ = 2682085060980. Its totient is φ = 596018902432.

The previous prime is 1490047256059. The next prime is 1490047256099. The reversal of 1490047256090 is 906527400941.

It can be written as a sum of positive squares in 2 ways, for example, as 1477097498881 + 12949757209 = 1215359^2 + 113797^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1490047256099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74502362795 + ... + 74502362814.

Almost surely, 2^{1490047256090} is an apocalyptic number.

1490047256090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1490047256090 is a deficient number, since it is larger than the sum of its proper divisors (1192037804890).

1490047256090 is a wasteful number, since it uses less digits than its factorization.

1490047256090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149004725616.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 1490047256090 in words is "one trillion, four hundred ninety billion, forty-seven million, two hundred fifty-six thousand, ninety".