1155550744018 has 8 divisors (see below), whose sum is σ = 1890901217520. Its totient is φ = 525250338180.

The previous prime is 1155550744003. The next prime is 1155550744039. The reversal of 1155550744018 is 8104470555511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26262516888 + ... + 26262516931.

It is an arithmetic number, because the mean of its divisors is an integer number (236362652190).

Almost surely, 2^{1155550744018} is an apocalyptic number.

1155550744018 is a deficient number, since it is larger than the sum of its proper divisors (735350473502).

1155550744018 is a wasteful number, since it uses less digits than its factorization.

1155550744018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52525033832.

The product of its (nonzero) digits is 560000, while the sum is 46.

The spelling of 1155550744018 in words is "one trillion, one hundred fifty-five billion, five hundred fifty million, seven hundred forty-four thousand, eighteen".