10617320144 has 20 divisors (see below), whose sum is σ = 20573891520. Its totient is φ = 5307928800.

The previous prime is 10617320143. The next prime is 10617320149. The reversal of 10617320144 is 44102371601.

It is a happy number.

It is a super-2 number, since 2×10617320144² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10617320143) 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, 85487 + ... + 168945.

It is an arithmetic number, because the mean of its divisors is an integer number (1028694576).

Almost surely, 2^10617320144 is an apocalyptic number.

It is an amenable number.

10617320144 is a deficient number, since it is larger than the sum of its proper divisors (9956571376).

10617320144 is an equidigital number, since it uses as much as digits as its factorization.

10617320144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91418 (or 91412 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

Adding to 10617320144 its reverse (44102371601), we get a palindrome (54719691745).

The spelling of 10617320144 in words is "ten billion, six hundred seventeen million, three hundred twenty thousand, one hundred forty-four".