10661560119 has 28 divisors (see below), whose sum is σ = 18268611856. Its totient is φ = 6092317152.

The previous prime is 10661560109. The next prime is 10661560123. The reversal of 10661560119 is 91106516601.

It is not a de Polignac number, because 10661560119 - 2⁹ = 10661559607 is a prime.

It is a super-2 number, since 2×10661560119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661560109) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 1039534 + ... + 1049739.

Almost surely, 2^10661560119 is an apocalyptic number.

10661560119 is a deficient number, since it is larger than the sum of its proper divisors (7607051737).

10661560119 is an frugal number, since it uses more digits than its factorization.

10661560119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2089298 (or 2089283 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 36.

The spelling of 10661560119 in words is "ten billion, six hundred sixty-one million, five hundred sixty thousand, one hundred nineteen".