105436115655 has 32 divisors (see below), whose sum is σ = 191236362240. Its totient is φ = 49175061120.

The previous prime is 105436115621. The next prime is 105436115699. The reversal of 105436115655 is 556511634501.

It is not a de Polignac number, because 105436115655 - 2⁹ = 105436115143 is a prime.

It is a super-2 number, since 2×105436115655² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14225191 + ... + 14232600.

It is an arithmetic number, because the mean of its divisors is an integer number (5976136320).

Almost surely, 2^105436115655 is an apocalyptic number.

105436115655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

105436115655 is a deficient number, since it is larger than the sum of its proper divisors (85800246585).

105436115655 is a wasteful number, since it uses less digits than its factorization.

105436115655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28457831.

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 105436115655 in words is "one hundred five billion, four hundred thirty-six million, one hundred fifteen thousand, six hundred fifty-five".