1156652166201 has 24 divisors (see below), whose sum is σ = 1794036250944. Its totient is φ = 660927466080.

The previous prime is 1156652166139. The next prime is 1156652166217. The reversal of 1156652166201 is 1026612566511.

It is not a de Polignac number, because 1156652166201 - 2¹¹ = 1156652164153 is a prime.

It is a super-3 number, since 3×1156652166201³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1156652966201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8022516 + ... + 8165418.

It is an arithmetic number, because the mean of its divisors is an integer number (74751510456).

Almost surely, 2^{1156652166201} is an apocalyptic number.

It is an amenable number.

1156652166201 is a deficient number, since it is larger than the sum of its proper divisors (637384084743).

1156652166201 is a wasteful number, since it uses less digits than its factorization.

1156652166201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197981 (or 197974 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 42.

The spelling of 1156652166201 in words is "one trillion, one hundred fifty-six billion, six hundred fifty-two million, one hundred sixty-six thousand, two hundred one".