106565615555 has 16 divisors (see below), whose sum is σ = 149711696064. Its totient is φ = 71291281920.

The previous prime is 106565615551. The next prime is 106565615561. The reversal of 106565615555 is 555516565601.

It is not a de Polignac number, because 106565615555 - 2² = 106565615551 is a prime.

It is a super-2 number, since 2×106565615555² (a number of 23 digits) contains 22 as substring.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (106565615551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37129442 + ... + 37132311.

It is an arithmetic number, because the mean of its divisors is an integer number (9356981004).

Almost surely, 2^106565615555 is an apocalyptic number.

106565615555 is a deficient number, since it is larger than the sum of its proper divisors (43146080509).

106565615555 is an equidigital number, since it uses as much as digits as its factorization.

106565615555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74261806.

The product of its (nonzero) digits is 3375000, while the sum is 50.

The spelling of 106565615555 in words is "one hundred six billion, five hundred sixty-five million, six hundred fifteen thousand, five hundred fifty-five".