1690094220192 has 144 divisors (see below), whose sum is σ = 5496403977792. Its totient is φ = 482567777280.

The previous prime is 1690094220181. The next prime is 1690094220233. The reversal of 1690094220192 is 2910224900961.

It is a tau number, because it is divible by the number of its divisors (144).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2812708 + ... + 3360284.

It is an arithmetic number, because the mean of its divisors is an integer number (38169472068).

Almost surely, 2^{1690094220192} is an apocalyptic number.

1690094220192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1690094220192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2748201988896).

1690094220192 is an abundant number, since it is smaller than the sum of its proper divisors (3806309757600).

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

1690094220192 is a wasteful number, since it uses less digits than its factorization.

1690094220192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549131 (or 549120 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 45.

The spelling of 1690094220192 in words is "one trillion, six hundred ninety billion, ninety-four million, two hundred twenty thousand, one hundred ninety-two".