1890620304573 has 32 divisors (see below), whose sum is σ = 3384606984192. Its totient is φ = 906591153600.

The previous prime is 1890620304557. The next prime is 1890620304583. The reversal of 1890620304573 is 3754030260981.

It is not a de Polignac number, because 1890620304573 - 2⁴ = 1890620304557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1890620304533) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 314785593 + ... + 314791598.

It is an arithmetic number, because the mean of its divisors is an integer number (105768968256).

It is a 1-persistent number, because it is pandigital, but 2⋅1890620304573 = 3781240609146 is not.

Almost surely, 2^{1890620304573} is an apocalyptic number.

1890620304573 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1890620304573 is a deficient number, since it is larger than the sum of its proper divisors (1493986679619).

1890620304573 is a wasteful number, since it uses less digits than its factorization.

1890620304573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629577225.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 1890620304573 in words is "one trillion, eight hundred ninety billion, six hundred twenty million, three hundred four thousand, five hundred seventy-three".