1155671132798 has 32 divisors (see below), whose sum is σ = 2137181566464. Its totient is φ = 456409681632.

The previous prime is 1155671132783. The next prime is 1155671132801. The reversal of 1155671132798 is 8972311765511.

It is a super-2 number, since 2×1155671132798² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5301890 + ... + 5515557.

It is an arithmetic number, because the mean of its divisors is an integer number (66786923952).

Almost surely, 2^{1155671132798} is an apocalyptic number.

1155671132798 is a deficient number, since it is larger than the sum of its proper divisors (981510433666).

1155671132798 is a wasteful number, since it uses less digits than its factorization.

1155671132798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10818056.

The product of its digits is 3175200, while the sum is 56.

The spelling of 1155671132798 in words is "one trillion, one hundred fifty-five billion, six hundred seventy-one million, one hundred thirty-two thousand, seven hundred ninety-eight".