1610011661116 has 24 divisors (see below), whose sum is σ = 2937204305280. Its totient is φ = 771324648000.

The previous prime is 1610011661107. The next prime is 1610011661179. The reversal of 1610011661116 is 6111661100161.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

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, 64264531 + ... + 64289578.

It is an arithmetic number, because the mean of its divisors is an integer number (122383512720).

Almost surely, 2^{1610011661116} is an apocalyptic number.

It is an amenable number.

1610011661116 is a deficient number, since it is larger than the sum of its proper divisors (1327192644164).

1610011661116 is a wasteful number, since it uses less digits than its factorization.

1610011661116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128554245 (or 128554243 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 31.

Adding to 1610011661116 its reverse (6111661100161), we get a palindrome (7721672761277).

The spelling of 1610011661116 in words is "one trillion, six hundred ten billion, eleven million, six hundred sixty-one thousand, one hundred sixteen".