204544505445402 has 16 divisors (see below), whose sum is σ = 409107639131712. Its totient is φ = 68178397108320.

The previous prime is 204544505445367. The next prime is 204544505445551.

204544505445402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 776033958 + ... + 776297489.

It is an arithmetic number, because the mean of its divisors is an integer number (25569227445732).

Almost surely, 2^{204544505445402} is an apocalyptic number.

204544505445402 is an abundant number, since it is smaller than the sum of its proper divisors (204563133686310).

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

204544505445402 is a wasteful number, since it uses less digits than its factorization.

204544505445402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552353413.

The product of its (nonzero) digits is 10240000, while the sum is 48.

It can be divided in two parts, 20454450 and 5445402, that added together give a palindrome (25899852).

The spelling of 204544505445402 in words is "two hundred four trillion, five hundred forty-four billion, five hundred five million, four hundred forty-five thousand, four hundred two".