613271045621055 has 32 divisors (see below), whose sum is σ = 981619117286400. Its totient is φ = 326949415015040.

The previous prime is 613271045621051. The next prime is 613271045621107. The reversal of 613271045621055 is 550126540172316.

613271045621055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 613271045621055 - 2² = 613271045621051 is a prime.

It is a super-2 number, since 2×613271045621055² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 613271045620995 and 613271045621013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613271045621051) 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, 2154914749 + ... + 2155199321.

It is an arithmetic number, because the mean of its divisors is an integer number (30675597415200).

Almost surely, 2^{613271045621055} is an apocalyptic number.

613271045621055 is a deficient number, since it is larger than the sum of its proper divisors (368348071665345).

613271045621055 is a wasteful number, since it uses less digits than its factorization.

613271045621055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340511.

The product of its (nonzero) digits is 1512000, while the sum is 48.

The spelling of 613271045621055 in words is "six hundred thirteen trillion, two hundred seventy-one billion, forty-five million, six hundred twenty-one thousand, fifty-five".