1004564477953 has 16 divisors (see below), whose sum is σ = 1032107509440. Its totient is φ = 977168966400.

The previous prime is 1004564477947. The next prime is 1004564477963. The reversal of 1004564477953 is 3597744654001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1004564477953 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1004564477894 and 1004564477903.

It is not an unprimeable number, because it can be changed into a prime (1004564477963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32057533 + ... + 32088853.

It is an arithmetic number, because the mean of its divisors is an integer number (64506719340).

Almost surely, 2^{1004564477953} is an apocalyptic number.

It is an amenable number.

1004564477953 is a deficient number, since it is larger than the sum of its proper divisors (27543031487).

1004564477953 is a wasteful number, since it uses less digits than its factorization.

1004564477953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33648.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 1004564477953 in words is "one trillion, four billion, five hundred sixty-four million, four hundred seventy-seven thousand, nine hundred fifty-three".