105560557040 has 20 divisors (see below), whose sum is σ = 245428295304. Its totient is φ = 42224222784.

The previous prime is 105560557021. The next prime is 105560557099. The reversal of 105560557040 is 40755065501.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×105560557040² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 105560556985 and 105560557003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 659753402 + ... + 659753561.

Almost surely, 2^105560557040 is an apocalyptic number.

105560557040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105560557040 is an abundant number, since it is smaller than the sum of its proper divisors (139867738264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105560557040 is a wasteful number, since it uses less digits than its factorization.

105560557040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319506976 (or 1319506970 counting only the distinct ones).

The product of its (nonzero) digits is 105000, while the sum is 38.

The spelling of 105560557040 in words is "one hundred five billion, five hundred sixty million, five hundred fifty-seven thousand, forty".