105777053615 has 8 divisors (see below), whose sum is σ = 127740952320. Its totient is φ = 84082650912.

The previous prime is 105777053609. The next prime is 105777053671. The reversal of 105777053615 is 516350777501.

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

It is a cyclic number.

It is not a de Polignac number, because 105777053615 - 2¹⁴ = 105777037231 is a prime.

It is a super-2 number, since 2×105777053615² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 105777053615.

It is a congruent 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, 67373135 + ... + 67374704.

It is an arithmetic number, because the mean of its divisors is an integer number (15967619040).

Almost surely, 2^105777053615 is an apocalyptic number.

105777053615 is a deficient number, since it is larger than the sum of its proper divisors (21963898705).

105777053615 is a wasteful number, since it uses less digits than its factorization.

105777053615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134748001.

The product of its (nonzero) digits is 771750, while the sum is 47.

The spelling of 105777053615 in words is "one hundred five billion, seven hundred seventy-seven million, fifty-three thousand, six hundred fifteen".