1152566121652 has 36 divisors (see below), whose sum is σ = 2337399769824. Its totient is φ = 493076410240.

The previous prime is 1152566121611. The next prime is 1152566121653. The reversal of 1152566121652 is 2561216652511.

It is a junction number, because it is equal to n+sod(n) for n = 1152566121599 and 1152566121608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152566121653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45306808 + ... + 45332239.

It is an arithmetic number, because the mean of its divisors is an integer number (64927771384).

Almost surely, 2^{1152566121652} is an apocalyptic number.

It is an amenable number.

1152566121652 is an abundant number, since it is smaller than the sum of its proper divisors (1184833648172).

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

1152566121652 is a wasteful number, since it uses less digits than its factorization.

1152566121652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90639096 (or 90639077 counting only the distinct ones).

The product of its digits is 216000, while the sum is 43.

The spelling of 1152566121652 in words is "one trillion, one hundred fifty-two billion, five hundred sixty-six million, one hundred twenty-one thousand, six hundred fifty-two".