1690360641874 has 16 divisors (see below), whose sum is σ = 2538415825920. Its totient is φ = 844222424400.

The previous prime is 1690360641869. The next prime is 1690360641923. The reversal of 1690360641874 is 4781460630961.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8774317 + ... + 8964895.

It is an arithmetic number, because the mean of its divisors is an integer number (158650989120).

Almost surely, 2^{1690360641874} is an apocalyptic number.

1690360641874 is a deficient number, since it is larger than the sum of its proper divisors (848055184046).

1690360641874 is a wasteful number, since it uses less digits than its factorization.

1690360641874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195585.

The product of its (nonzero) digits is 5225472, while the sum is 55.

The spelling of 1690360641874 in words is "one trillion, six hundred ninety billion, three hundred sixty million, six hundred forty-one thousand, eight hundred seventy-four".