1048889911484 has 12 divisors (see below), whose sum is σ = 1835577614808. Its totient is φ = 524439164400.

The previous prime is 1048889911483. The next prime is 1048889911507. The reversal of 1048889911484 is 4841199888401.

It is a happy number.

It is a super-2 number, since 2×1048889911484² (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 1048889911484.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1048889911483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1026722 + ... + 1775369.

It is an arithmetic number, because the mean of its divisors is an integer number (152964801234).

Almost surely, 2^{1048889911484} is an apocalyptic number.

It is an amenable number.

1048889911484 is a deficient number, since it is larger than the sum of its proper divisors (786687703324).

1048889911484 is a wasteful number, since it uses less digits than its factorization.

1048889911484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2895676 (or 2895674 counting only the distinct ones).

The product of its (nonzero) digits is 21233664, while the sum is 65.

The spelling of 1048889911484 in words is "one trillion, forty-eight billion, eight hundred eighty-nine million, nine hundred eleven thousand, four hundred eighty-four".