2961552346391 has 2 divisors, whose sum is σ = 2961552346392. Its totient is φ = 2961552346390.

The previous prime is 2961552346369. The next prime is 2961552346463. The reversal of 2961552346391 is 1936432551692.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2961552346391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2961552340391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1480776173195 + 1480776173196.

It is an arithmetic number, because the mean of its divisors is an integer number (1480776173196).

Almost surely, 2^{2961552346391} is an apocalyptic number.

2961552346391 is a deficient number, since it is larger than the sum of its proper divisors (1).

2961552346391 is an equidigital number, since it uses as much as digits as its factorization.

2961552346391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10497600, while the sum is 56.

The spelling of 2961552346391 in words is "two trillion, nine hundred sixty-one billion, five hundred fifty-two million, three hundred forty-six thousand, three hundred ninety-one".