2752750250021 has 2 divisors, whose sum is σ = 2752750250022. Its totient is φ = 2752750250020.

The previous prime is 2752750249993. The next prime is 2752750250027. The reversal of 2752750250021 is 1200520572572.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1580272753921 + 1172477496100 = 1257089^2 + 1082810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2752750250021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2752750250027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1376375125010 + 1376375125011.

It is an arithmetic number, because the mean of its divisors is an integer number (1376375125011).

Almost surely, 2^{2752750250021} is an apocalyptic number.

It is an amenable number.

2752750250021 is a deficient number, since it is larger than the sum of its proper divisors (1).

2752750250021 is an equidigital number, since it uses as much as digits as its factorization.

2752750250021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98000, while the sum is 38.

The spelling of 2752750250021 in words is "two trillion, seven hundred fifty-two billion, seven hundred fifty million, two hundred fifty thousand, twenty-one".