204114625621 has 8 divisors (see below), whose sum is σ = 205672124480. Its totient is φ = 202560849792.

The previous prime is 204114625607. The next prime is 204114625657. The reversal of 204114625621 is 126526411402.

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 204114625621 - 2⁹ = 204114625109 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 (204114625721) 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, 820641 + ... + 1040038.

It is an arithmetic number, because the mean of its divisors is an integer number (25709015560).

Almost surely, 2^204114625621 is an apocalyptic number.

It is an amenable number.

204114625621 is a deficient number, since it is larger than the sum of its proper divisors (1557498859).

204114625621 is a wasteful number, since it uses less digits than its factorization.

204114625621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1861515.

The product of its (nonzero) digits is 23040, while the sum is 34.

The spelling of 204114625621 in words is "two hundred four billion, one hundred fourteen million, six hundred twenty-five thousand, six hundred twenty-one".