2061617313747 has 48 divisors (see below), whose sum is σ = 2958082634240. Its totient is φ = 1276718796288.

The previous prime is 2061617313727. The next prime is 2061617313773. The reversal of 2061617313747 is 7473137161602.

It is not a de Polignac number, because 2061617313747 - 2¹⁵ = 2061617280979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2061617313696 and 2061617313705.

It is not an unprimeable number, because it can be changed into a prime (2061617313727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 323489253 + ... + 323495625.

Almost surely, 2^{2061617313747} is an apocalyptic number.

2061617313747 is a deficient number, since it is larger than the sum of its proper divisors (896465320493).

2061617313747 is a wasteful number, since it uses less digits than its factorization.

2061617313747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11212 (or 11195 counting only the distinct ones).

The product of its (nonzero) digits is 889056, while the sum is 48.

The spelling of 2061617313747 in words is "two trillion, sixty-one billion, six hundred seventeen million, three hundred thirteen thousand, seven hundred forty-seven".