116644761 has 12 divisors (see below), whose sum is σ = 169362388. Its totient is φ = 77359104.

The previous prime is 116644747. The next prime is 116644763. The reversal of 116644761 is 167446611.

It is a happy number.

116644761 is a `hidden beast` number, since 1 + 1 + 6 + 644 + 7 + 6 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 27625536 + 89019225 = 5256^2 + 9435^2 .

It is not a de Polignac number, because 116644761 - 2¹⁷ = 116513689 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116644763) 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, 31840 + ... + 35313.

Almost surely, 2^116644761 is an apocalyptic number.

It is an amenable number.

116644761 is a deficient number, since it is larger than the sum of its proper divisors (52717627).

116644761 is a wasteful number, since it uses less digits than its factorization.

116644761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67352 (or 67349 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 116644761 is about 10800.2204144175. The cubic root of 116644761 is about 488.6018187064.

It can be divided in two parts, 11664 and 4761, that multiplied together give a square (55532304 = 7452²).

The spelling of 116644761 in words is "one hundred sixteen million, six hundred forty-four thousand, seven hundred sixty-one".