204624256242 has 32 divisors (see below), whose sum is σ = 469037584512. Its totient is φ = 58298448384.

The previous prime is 204624256241. The next prime is 204624256267. The reversal of 204624256242 is 242652426402.

It is a self number, because there is not a number n which added to its sum of digits gives 204624256242.

It is not an unprimeable number, because it can be changed into a prime (204624256241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6886033 + ... + 6915684.

It is an arithmetic number, because the mean of its divisors is an integer number (14657424516).

Almost surely, 2^204624256242 is an apocalyptic number.

204624256242 is an abundant number, since it is smaller than the sum of its proper divisors (264413328270).

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

204624256242 is a wasteful number, since it uses less digits than its factorization.

204624256242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13802082.

The product of its (nonzero) digits is 368640, while the sum is 39.

The spelling of 204624256242 in words is "two hundred four billion, six hundred twenty-four million, two hundred fifty-six thousand, two hundred forty-two".