1600520250061 has 2 divisors, whose sum is σ = 1600520250062. Its totient is φ = 1600520250060.

The previous prime is 1600520250053. The next prime is 1600520250101.

1600520250061 is nontrivially palindromic in base 10.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1429413927561 + 171106322500 = 1195581^2 + 413650^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 1600520250061 - 2³ = 1600520250053 is a prime.

It is a super-3 number, since 3×1600520250061³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1600520250041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 800260125030 + 800260125031.

It is an arithmetic number, because the mean of its divisors is an integer number (800260125031).

Almost surely, 2^{1600520250061} is an apocalyptic number.

It is an amenable number.

1600520250061 is a deficient number, since it is larger than the sum of its proper divisors (1).

1600520250061 is an equidigital number, since it uses as much as digits as its factorization.

1600520250061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 28.

It can be divided in two parts, 1600520 and 250061, that added together give a palindrome (1850581).

The spelling of 1600520250061 in words is "one trillion, six hundred billion, five hundred twenty million, two hundred fifty thousand, sixty-one".