106436661881 has 8 divisors (see below), whose sum is σ = 116115826944. Its totient is φ = 96758014320.

The previous prime is 106436661839. The next prime is 106436661899. The reversal of 106436661881 is 188166634601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 106436661881 - 2²² = 106432467577 is a prime.

It is a super-2 number, since 2×106436661881² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (106436661481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392075 + ... + 605471.

It is an arithmetic number, because the mean of its divisors is an integer number (14514478368).

Almost surely, 2^106436661881 is an apocalyptic number.

106436661881 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

106436661881 is a deficient number, since it is larger than the sum of its proper divisors (9679165063).

106436661881 is a wasteful number, since it uses less digits than its factorization.

106436661881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258751.

The product of its (nonzero) digits is 995328, while the sum is 50.

The spelling of 106436661881 in words is "one hundred six billion, four hundred thirty-six million, six hundred sixty-one thousand, eight hundred eighty-one".