56265138105 has 32 divisors (see below), whose sum is σ = 101376258048. Its totient is φ = 26400062400.

The previous prime is 56265138103. The next prime is 56265138113. The reversal of 56265138105 is 50183156265.

It is a happy number.

It is not a de Polignac number, because 56265138105 - 2¹ = 56265138103 is a prime.

56265138105 is a modest number, since divided by 138105 gives 56265 as remainder.

It is not an unprimeable number, because it can be changed into a prime (56265138103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5494899 + ... + 5505128.

It is an arithmetic number, because the mean of its divisors is an integer number (3168008064).

Almost surely, 2^56265138105 is an apocalyptic number.

56265138105 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56265138105 is a deficient number, since it is larger than the sum of its proper divisors (45111119943).

56265138105 is a wasteful number, since it uses less digits than its factorization.

56265138105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000077.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 56265138105 in words is "fifty-six billion, two hundred sixty-five million, one hundred thirty-eight thousand, one hundred five".