2004955361964 has 36 divisors (see below), whose sum is σ = 5068422220680. Its totient is φ = 668273538240.

The previous prime is 2004955361909. The next prime is 2004955361971. The reversal of 2004955361964 is 4691635594002.

2004955361964 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 95 + 536 + 19 + 6 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2004955361964.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1326217 + ... + 2401824.

It is an arithmetic number, because the mean of its divisors is an integer number (140789506130).

Almost surely, 2^{2004955361964} is an apocalyptic number.

It is an amenable number.

2004955361964 is an abundant number, since it is smaller than the sum of its proper divisors (3063466858716).

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

2004955361964 is a wasteful number, since it uses less digits than its factorization.

2004955361964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3742990 (or 3742985 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 2004955361964 in words is "two trillion, four billion, nine hundred fifty-five million, three hundred sixty-one thousand, nine hundred sixty-four".