56616105 has 128 divisors (see below), whose sum is σ = 122572800. Its totient is φ = 21648384.

The previous prime is 56616101. The next prime is 56616127. The reversal of 56616105 is 50161665.

It is not a de Polignac number, because 56616105 - 2² = 56616101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56616101) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 959566 + ... + 959624.

It is an arithmetic number, because the mean of its divisors is an integer number (957600).

Almost surely, 2^56616105 is an apocalyptic number.

It is an amenable number.

56616105 is an abundant number, since it is smaller than the sum of its proper divisors (65956695).

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

56616105 is a wasteful number, since it uses less digits than its factorization.

56616105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 56616105 is about 7524.3674152715. The cubic root of 56616105 is about 383.9841776792.

The spelling of 56616105 in words is "fifty-six million, six hundred sixteen thousand, one hundred five".