1149669451344 has 20 divisors (see below), whose sum is σ = 2969979416096. Its totient is φ = 383223150432.

The previous prime is 1149669451319. The next prime is 1149669451351. The reversal of 1149669451344 is 4431549669411.

It is a super-2 number, since 2×1149669451344² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 11975723404 + ... + 11975723499.

Almost surely, 2^{1149669451344} is an apocalyptic number.

It is an amenable number.

1149669451344 is an abundant number, since it is smaller than the sum of its proper divisors (1820309964752).

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

1149669451344 is a wasteful number, since it uses less digits than its factorization.

1149669451344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23951446914 (or 23951446908 counting only the distinct ones).

The product of its digits is 11197440, while the sum is 57.

The spelling of 1149669451344 in words is "one trillion, one hundred forty-nine billion, six hundred sixty-nine million, four hundred fifty-one thousand, three hundred forty-four".