11537161501606 has 48 divisors (see below), whose sum is σ = 20280604347360. Its totient is φ = 4889382958080.

The previous prime is 11537161501561. The next prime is 11537161501627. The reversal of 11537161501606 is 60610516173511.

It is a super-2 number, since 2×11537161501606² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18416586 + ... + 19032733.

It is an arithmetic number, because the mean of its divisors is an integer number (422512590570).

Almost surely, 2^{11537161501606} is an apocalyptic number.

11537161501606 is a deficient number, since it is larger than the sum of its proper divisors (8743442845754).

11537161501606 is a wasteful number, since it uses less digits than its factorization.

11537161501606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37449409 (or 37449392 counting only the distinct ones).

The product of its (nonzero) digits is 113400, while the sum is 43.

The spelling of 11537161501606 in words is "eleven trillion, five hundred thirty-seven billion, one hundred sixty-one million, five hundred one thousand, six hundred six".