10161666270722 has 8 divisors (see below), whose sum is σ = 15259085371200. Its totient is φ = 5075304480324.

The previous prime is 10161666270673. The next prime is 10161666270727. The reversal of 10161666270722 is 22707266616101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10161666270722² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10161666270727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2764325222 + ... + 2764328897.

It is an arithmetic number, because the mean of its divisors is an integer number (1907385671400).

Almost surely, 2^{10161666270722} is an apocalyptic number.

10161666270722 is a deficient number, since it is larger than the sum of its proper divisors (5097419100478).

10161666270722 is an equidigital number, since it uses as much as digits as its factorization.

10161666270722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5528655040.

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 10161666270722 in words is "ten trillion, one hundred sixty-one billion, six hundred sixty-six million, two hundred seventy thousand, seven hundred twenty-two".