2972088269561 has 2 divisors, whose sum is σ = 2972088269562. Its totient is φ = 2972088269560.

The previous prime is 2972088269497. The next prime is 2972088269587. The reversal of 2972088269561 is 1659628802792.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2966592864400 + 5495405161 = 1722380^2 + 74131^2 .

It is a cyclic number.

It is not a de Polignac number, because 2972088269561 - 2⁶ = 2972088269497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2972088259561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1486044134780 + 1486044134781.

It is an arithmetic number, because the mean of its divisors is an integer number (1486044134781).

Almost surely, 2^{2972088269561} is an apocalyptic number.

It is an amenable number.

2972088269561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2972088269561 is an equidigital number, since it uses as much as digits as its factorization.

2972088269561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52254720, while the sum is 65.

The spelling of 2972088269561 in words is "two trillion, nine hundred seventy-two billion, eighty-eight million, two hundred sixty-nine thousand, five hundred sixty-one".