1804635963044 has 24 divisors (see below), whose sum is σ = 3329348994048. Its totient is φ = 854631990720.

The previous prime is 1804635963043. The next prime is 1804635963061. The reversal of 1804635963044 is 4403695364081.

It is a super-2 number, since 2×1804635963044² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1804635963041) 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, 154818809 + ... + 154830464.

It is an arithmetic number, because the mean of its divisors is an integer number (138722874752).

Almost surely, 2^{1804635963044} is an apocalyptic number.

It is an amenable number.

1804635963044 is a deficient number, since it is larger than the sum of its proper divisors (1524713031004).

1804635963044 is a wasteful number, since it uses less digits than its factorization.

1804635963044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309649355 (or 309649353 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 53.

The spelling of 1804635963044 in words is "one trillion, eight hundred four billion, six hundred thirty-five million, nine hundred sixty-three thousand, forty-four".