1048845502644 has 36 divisors (see below), whose sum is σ = 2582891013024. Its totient is φ = 331214367888.

The previous prime is 1048845502643. The next prime is 1048845502753. The reversal of 1048845502644 is 4462055488401.

It is a super-2 number, since 2×1048845502644² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048845502643) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121053552 + ... + 121062215.

It is an arithmetic number, because the mean of its divisors is an integer number (71746972584).

Almost surely, 2^{1048845502644} is an apocalyptic number.

It is an amenable number.

1048845502644 is an abundant number, since it is smaller than the sum of its proper divisors (1534045510380).

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

1048845502644 is a wasteful number, since it uses less digits than its factorization.

1048845502644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242115812 (or 242115791 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 51.

The spelling of 1048845502644 in words is "one trillion, forty-eight billion, eight hundred forty-five million, five hundred two thousand, six hundred forty-four".