1490406869600 has 72 divisors (see below), whose sum is σ = 3969224500248. Its totient is φ = 541966131200.

The previous prime is 1490406869569. The next prime is 1490406869603. The reversal of 1490406869600 is 69686040941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490406869603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84673409 + ... + 84691008.

It is an arithmetic number, because the mean of its divisors is an integer number (55128118059).

Almost surely, 2^{1490406869600} is an apocalyptic number.

1490406869600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1490406869600 is an abundant number, since it is smaller than the sum of its proper divisors (2478817630648).

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

1490406869600 is a wasteful number, since it uses less digits than its factorization.

1490406869600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169364448 (or 169364435 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 1490406869600 in words is "one trillion, four hundred ninety billion, four hundred six million, eight hundred sixty-nine thousand, six hundred".