1155522522000 has 320 divisors, whose sum is σ = 4644662151168. Its totient is φ = 240108480000.

The previous prime is 1155522521999. The next prime is 1155522522043. The reversal of 1155522522000 is 2252255511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 788566 + ... + 1712565.

Almost surely, 2^{1155522522000} is an apocalyptic number.

1155522522000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1155522522000 is an abundant number, since it is smaller than the sum of its proper divisors (3489139629168).

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

1155522522000 is a wasteful number, since it uses less digits than its factorization.

1155522522000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501175 (or 2501159 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

Adding to 1155522522000 its reverse (2252255511), we get a palindrome (1157774777511).

The spelling of 1155522522000 in words is "one trillion, one hundred fifty-five billion, five hundred twenty-two million, five hundred twenty-two thousand".