109661052411 has 12 divisors (see below), whose sum is σ = 158438939880. Its totient is φ = 73089072000.

The previous prime is 109661052401. The next prime is 109661052469. The reversal of 109661052411 is 114250166901.

109661052411 is a `hidden beast` number, since 1 + 0 + 9 + 6 + 610 + 5 + 24 + 11 = 666.

It is not a de Polignac number, because 109661052411 - 2¹⁷ = 109660921339 is a prime.

It is a super-4 number, since 4×109661052411⁴ (a number of 45 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (109661052401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1486681 + ... + 1558698.

It is an arithmetic number, because the mean of its divisors is an integer number (13203244990).

Almost surely, 2^109661052411 is an apocalyptic number.

109661052411 is a deficient number, since it is larger than the sum of its proper divisors (48777887469).

109661052411 is a wasteful number, since it uses less digits than its factorization.

109661052411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3049386 (or 3049383 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The spelling of 109661052411 in words is "one hundred nine billion, six hundred sixty-one million, fifty-two thousand, four hundred eleven".