1155526102116 has 81 divisors (see below), whose sum is σ = 2952934921209. Its totient is φ = 380998096128.

The previous prime is 1155526102063. The next prime is 1155526102123. The reversal of 1155526102116 is 6112016255511.

The square root of 1155526102116 is 1074954.

It is a perfect power (a square), and thus also a powerful number.

1155526102116 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 5 + 2 + 610 + 21 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 518875308900 + 636650793216 = 720330^2 + 797904^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 625622305 + ... + 625624151.

Almost surely, 2^{1155526102116} is an apocalyptic number.

1155526102116 is the 1074954-th square number.

It is an amenable number.

1155526102116 is an abundant number, since it is smaller than the sum of its proper divisors (1797408819093).

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

1155526102116 is an frugal number, since it uses more digits than its factorization.

1155526102116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3898 (or 1949 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 36.

Multiplying 1155526102116 by its sum of digits (36), we get a square (41598939676176 = 6449724²).

1155526102116 divided by its sum of digits (36) gives a square (32097947281 = 179159²).

The spelling of 1155526102116 in words is "one trillion, one hundred fifty-five billion, five hundred twenty-six million, one hundred two thousand, one hundred sixteen".