2061277925620 has 12 divisors (see below), whose sum is σ = 4328683643844. Its totient is φ = 824511170240.

The previous prime is 2061277925527. The next prime is 2061277925699. The reversal of 2061277925620 is 265297721602.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 400488996964 + 1660788928656 = 632842^2 + 1288716^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51531948121 + ... + 51531948160.

It is an arithmetic number, because the mean of its divisors is an integer number (360723636987).

Almost surely, 2^{2061277925620} is an apocalyptic number.

2061277925620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2061277925620 is an abundant number, since it is smaller than the sum of its proper divisors (2267405718224).

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

2061277925620 is a wasteful number, since it uses less digits than its factorization.

2061277925620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103063896290 (or 103063896288 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 2061277925620 in words is "two trillion, sixty-one billion, two hundred seventy-seven million, nine hundred twenty-five thousand, six hundred twenty".