105536661412 has 24 divisors (see below), whose sum is σ = 227309733056. Its totient is φ = 41750767008.

The previous prime is 105536661397. The next prime is 105536661457. The reversal of 105536661412 is 214166635501.

It is a happy number.

It is a super-2 number, since 2×105536661412² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144967578 + ... + 144968305.

Almost surely, 2^105536661412 is an apocalyptic number.

It is an amenable number.

105536661412 is an abundant number, since it is smaller than the sum of its proper divisors (121773071644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105536661412 is a wasteful number, since it uses less digits than its factorization.

105536661412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289935907 (or 289935905 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The spelling of 105536661412 in words is "one hundred five billion, five hundred thirty-six million, six hundred sixty-one thousand, four hundred twelve".