2107725023557 has 2 divisors, whose sum is σ = 2107725023558. Its totient is φ = 2107725023556.

The previous prime is 2107725023543. The next prime is 2107725023561. The reversal of 2107725023557 is 7553205277012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1342924051716 + 764800971841 = 1158846^2 + 874529^2 .

It is a cyclic number.

It is not a de Polignac number, because 2107725023557 - 2¹⁹ = 2107724499269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2108725023557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053862511778 + 1053862511779.

It is an arithmetic number, because the mean of its divisors is an integer number (1053862511779).

Almost surely, 2^{2107725023557} is an apocalyptic number.

It is an amenable number.

2107725023557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2107725023557 is an equidigital number, since it uses as much as digits as its factorization.

2107725023557 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1029000, while the sum is 46.

The spelling of 2107725023557 in words is "two trillion, one hundred seven billion, seven hundred twenty-five million, twenty-three thousand, five hundred fifty-seven".