1690497841195 has 8 divisors (see below), whose sum is σ = 2028847377744. Its totient is φ = 1352231627424.

The previous prime is 1690497841189. The next prime is 1690497841217. The reversal of 1690497841195 is 5911487940961.

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

It is a cyclic number.

It is not a de Polignac number, because 1690497841195 - 2¹⁵ = 1690497808427 is a prime.

It is a Duffinian number.

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, 20786049 + ... + 20867218.

It is an arithmetic number, because the mean of its divisors is an integer number (253605922218).

Almost surely, 2^{1690497841195} is an apocalyptic number.

1690497841195 is a deficient number, since it is larger than the sum of its proper divisors (338349536549).

1690497841195 is an equidigital number, since it uses as much as digits as its factorization.

1690497841195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41661389.

The product of its (nonzero) digits is 19595520, while the sum is 64.

The spelling of 1690497841195 in words is "one trillion, six hundred ninety billion, four hundred ninety-seven million, eight hundred forty-one thousand, one hundred ninety-five".