2667159331541 has 2 divisors, whose sum is σ = 2667159331542. Its totient is φ = 2667159331540.

The previous prime is 2667159331483. The next prime is 2667159331561. The reversal of 2667159331541 is 1451339517662.

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., 2495041384900 + 172117946641 = 1579570^2 + 414871^2 .

It is a cyclic number.

It is not a de Polignac number, because 2667159331541 - 2²⁶ = 2667092222677 is a prime.

It is a super-2 number, since 2×2667159331541² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2667159331561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333579665770 + 1333579665771.

It is an arithmetic number, because the mean of its divisors is an integer number (1333579665771).

Almost surely, 2^{2667159331541} is an apocalyptic number.

It is an amenable number.

2667159331541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2667159331541 is an equidigital number, since it uses as much as digits as its factorization.

2667159331541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 53.

The spelling of 2667159331541 in words is "two trillion, six hundred sixty-seven billion, one hundred fifty-nine million, three hundred thirty-one thousand, five hundred forty-one".