10172115011144 has 8 divisors (see below), whose sum is σ = 19072715645910. Its totient is φ = 5086057505568.

The previous prime is 10172115011141. The next prime is 10172115011161. The reversal of 10172115011144 is 44111051127101.

It can be written as a sum of positive squares in only one way, i.e., 9511734492100 + 660380519044 = 3084110^2 + 812638^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (10172115011141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 635757188189 + ... + 635757188204.

Almost surely, 2^{10172115011144} is an apocalyptic number.

It is an amenable number.

10172115011144 is a deficient number, since it is larger than the sum of its proper divisors (8900600634766).

10172115011144 is a wasteful number, since it uses less digits than its factorization.

10172115011144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271514376399 (or 1271514376395 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 29.

Adding to 10172115011144 its reverse (44111051127101), we get a palindrome (54283166138245).

The spelling of 10172115011144 in words is "ten trillion, one hundred seventy-two billion, one hundred fifteen million, eleven thousand, one hundred forty-four".