10616155771642 has 12 divisors (see below), whose sum is σ = 15954857886798. Its totient is φ = 5297889365600.

The previous prime is 10616155771601. The next prime is 10616155771649. The reversal of 10616155771642 is 24617755161601.

It is a happy number.

10616155771642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 8240522338161 + 2375633433481 = 2870631^2 + 1541309^2 .

It is a super-2 number, since 2×10616155771642² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10616155771642.

It is not an unprimeable number, because it can be changed into a prime (10616155771649) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9234709 + ... + 10320472.

Almost surely, 2^{10616155771642} is an apocalyptic number.

10616155771642 is a deficient number, since it is larger than the sum of its proper divisors (5338702115156).

10616155771642 is an frugal number, since it uses more digits than its factorization.

10616155771642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19556225 (or 19555704 counting only the distinct ones).

The product of its (nonzero) digits is 2116800, while the sum is 52.

The spelling of 10616155771642 in words is "ten trillion, six hundred sixteen billion, one hundred fifty-five million, seven hundred seventy-one thousand, six hundred forty-two".