10261613331 has 16 divisors (see below), whose sum is σ = 15205237920. Its totient is φ = 6839794080.

The previous prime is 10261613311. The next prime is 10261613387. The reversal of 10261613331 is 13331616201.

10261613331 is a `hidden beast` number, since 1 + 0 + 2 + 616 + 13 + 3 + 31 = 666.

10261613331 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 10261613331 - 2⁷ = 10261613203 is a prime.

It is a super-2 number, since 2×10261613331² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 10261613295 and 10261613304.

It is not an unprimeable number, because it can be changed into a prime (10261613311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124261 + ... + 189641.

It is an arithmetic number, because the mean of its divisors is an integer number (950327370).

Almost surely, 2^10261613331 is an apocalyptic number.

10261613331 is a deficient number, since it is larger than the sum of its proper divisors (4943624589).

10261613331 is an equidigital number, since it uses as much as digits as its factorization.

10261613331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71203 (or 71197 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 10261613331 in words is "ten billion, two hundred sixty-one million, six hundred thirteen thousand, three hundred thirty-one".