1004564477946 has 16 divisors (see below), whose sum is σ = 2009139673824. Its totient is φ = 334853039664.

The previous prime is 1004564477941. The next prime is 1004564477947. The reversal of 1004564477946 is 6497744654001.

It is not an unprimeable number, because it can be changed into a prime (1004564477941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1293321 + ... + 1918803.

It is an arithmetic number, because the mean of its divisors is an integer number (125571229614).

Almost surely, 2^{1004564477946} is an apocalyptic number.

1004564477946 is an abundant number, since it is smaller than the sum of its proper divisors (1004575195878).

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

1004564477946 is a wasteful number, since it uses less digits than its factorization.

1004564477946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 893165.

The product of its (nonzero) digits is 20321280, while the sum is 57.

The spelling of 1004564477946 in words is "one trillion, four billion, five hundred sixty-four million, four hundred seventy-seven thousand, nine hundred forty-six".