5616121055 has 16 divisors (see below), whose sum is σ = 6763660704. Its totient is φ = 4476716160.

The previous prime is 5616121051. The next prime is 5616121067. The reversal of 5616121055 is 5501216165.

It is not a de Polignac number, because 5616121055 - 2² = 5616121051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5616121051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3141872 + ... + 3143658.

It is an arithmetic number, because the mean of its divisors is an integer number (422728794).

Almost surely, 2^5616121055 is an apocalyptic number.

5616121055 is a deficient number, since it is larger than the sum of its proper divisors (1147539649).

5616121055 is a wasteful number, since it uses less digits than its factorization.

5616121055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3706.

The product of its (nonzero) digits is 9000, while the sum is 32.

The square root of 5616121055 is about 74940.7836561642. The cubic root of 5616121055 is about 1777.5104124969.

The spelling of 5616121055 in words is "five billion, six hundred sixteen million, one hundred twenty-one thousand, fifty-five".