1607125633221 has 8 divisors (see below), whose sum is σ = 2154053205504. Its totient is φ = 1065807574880.

The previous prime is 1607125633199. The next prime is 1607125633237. The reversal of 1607125633221 is 1223365217061.

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 1607125633221 - 2⁹ = 1607125632709 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1607125633221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1607125633291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1402377816 + ... + 1402378961.

It is an arithmetic number, because the mean of its divisors is an integer number (269256650688).

Almost surely, 2^{1607125633221} is an apocalyptic number.

It is an amenable number.

1607125633221 is a deficient number, since it is larger than the sum of its proper divisors (546927572283).

1607125633221 is a wasteful number, since it uses less digits than its factorization.

1607125633221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804756971.

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 1607125633221 in words is "one trillion, six hundred seven billion, one hundred twenty-five million, six hundred thirty-three thousand, two hundred twenty-one".