1004564477954 has 4 divisors (see below), whose sum is σ = 1506846716934. Its totient is φ = 502282238976.

The previous prime is 1004564477947. The next prime is 1004564477963. The reversal of 1004564477954 is 4597744654001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 773898481225 + 230665996729 = 879715^2 + 480277^2 .

It is a super-2 number, since 2×1004564477954² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1004564477954.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 251141119487 + ... + 251141119490.

Almost surely, 2^{1004564477954} is an apocalyptic number.

1004564477954 is a deficient number, since it is larger than the sum of its proper divisors (502282238980).

1004564477954 is an equidigital number, since it uses as much as digits as its factorization.

1004564477954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502282238979.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 1004564477954 in words is "one trillion, four billion, five hundred sixty-four million, four hundred seventy-seven thousand, nine hundred fifty-four".