1606372572023 has 4 divisors (see below), whose sum is σ = 1608204240600. Its totient is φ = 1604540903448.

The previous prime is 1606372571959. The next prime is 1606372572067. The reversal of 1606372572023 is 3202752736061.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1606372572023 - 2⁶ = 1606372571959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1606372572323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 915832973 + ... + 915834726.

It is an arithmetic number, because the mean of its divisors is an integer number (402051060150).

Almost surely, 2^{1606372572023} is an apocalyptic number.

1606372572023 is a deficient number, since it is larger than the sum of its proper divisors (1831668577).

1606372572023 is an equidigital number, since it uses as much as digits as its factorization.

1606372572023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1831668576.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 1606372572023 in words is "one trillion, six hundred six billion, three hundred seventy-two million, five hundred seventy-two thousand, twenty-three".