106811571505 has 8 divisors (see below), whose sum is σ = 131154674112. Its totient is φ = 83462065008.

The previous prime is 106811571479. The next prime is 106811571593. The reversal of 106811571505 is 505175118601.

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

It is not a de Polignac number, because 106811571505 - 2³⁵ = 72451833137 is a prime.

It is a super-2 number, since 2×106811571505² (a number of 23 digits) contains 22 as substring.

It is a Duffinian 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, 248398789 + ... + 248399218.

It is an arithmetic number, because the mean of its divisors is an integer number (16394334264).

Almost surely, 2^106811571505 is an apocalyptic number.

It is an amenable number.

106811571505 is a deficient number, since it is larger than the sum of its proper divisors (24343102607).

106811571505 is an equidigital number, since it uses as much as digits as its factorization.

106811571505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496798055.

The product of its (nonzero) digits is 42000, while the sum is 40.

The spelling of 106811571505 in words is "one hundred six billion, eight hundred eleven million, five hundred seventy-one thousand, five hundred five".