6846990996541 has 2 divisors, whose sum is σ = 6846990996542. Its totient is φ = 6846990996540.

The previous prime is 6846990996473. The next prime is 6846990996581. The reversal of 6846990996541 is 1456990996486.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6606159360025 + 240831636516 = 2570245^2 + 490746^2 .

It is a cyclic number.

It is not a de Polignac number, because 6846990996541 - 2⁷ = 6846990996413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6846990996581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3423495498270 + 3423495498271.

It is an arithmetic number, because the mean of its divisors is an integer number (3423495498271).

Almost surely, 2^{6846990996541} is an apocalyptic number.

It is an amenable number.

6846990996541 is a deficient number, since it is larger than the sum of its proper divisors (1).

6846990996541 is an equidigital number, since it uses as much as digits as its factorization.

6846990996541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 906992640, while the sum is 76.

The spelling of 6846990996541 in words is "six trillion, eight hundred forty-six billion, nine hundred ninety million, nine hundred ninety-six thousand, five hundred forty-one".