1156562066156 has 96 divisors (see below), whose sum is σ = 2372357030400. Its totient is φ = 483129123840.

The previous prime is 1156562066141. The next prime is 1156562066161. The reversal of 1156562066156 is 6516602656511.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202299410 + ... + 202305126.

It is an arithmetic number, because the mean of its divisors is an integer number (24712052400).

Almost surely, 2^{1156562066156} is an apocalyptic number.

It is an amenable number.

1156562066156 is an abundant number, since it is smaller than the sum of its proper divisors (1215794964244).

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

1156562066156 is a wasteful number, since it uses less digits than its factorization.

1156562066156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6807 (or 6805 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 50.

It can be divided in two parts, 115656 and 2066156, that added together give a palindrome (2181812).

The spelling of 1156562066156 in words is "one trillion, one hundred fifty-six billion, five hundred sixty-two million, sixty-six thousand, one hundred fifty-six".