1154550552240 has 40 divisors (see below), whose sum is σ = 3579106712688. Its totient is φ = 307880147200.

The previous prime is 1154550552229. The next prime is 1154550552269. The reversal of 1154550552240 is 422550554511.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2405313411 + ... + 2405313890.

Almost surely, 2^{1154550552240} is an apocalyptic number.

1154550552240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1154550552240 is an abundant number, since it is smaller than the sum of its proper divisors (2424556160448).

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

1154550552240 is a wasteful number, since it uses less digits than its factorization.

1154550552240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4810627317 (or 4810627311 counting only the distinct ones).

The product of its (nonzero) digits is 200000, while the sum is 39.

The spelling of 1154550552240 in words is "one trillion, one hundred fifty-four billion, five hundred fifty million, five hundred fifty-two thousand, two hundred forty".