84937667330651 has 2 divisors, whose sum is σ = 84937667330652. Its totient is φ = 84937667330650.

The previous prime is 84937667330599. The next prime is 84937667330687. The reversal of 84937667330651 is 15603376673948.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-84937667330651 is a prime.

It is not a weakly prime, because it can be changed into another prime (84937667930651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42468833665325 + 42468833665326.

It is an arithmetic number, because the mean of its divisors is an integer number (42468833665326).

Almost surely, 2^{84937667330651} is an apocalyptic number.

84937667330651 is a deficient number, since it is larger than the sum of its proper divisors (1).

84937667330651 is an equidigital number, since it uses as much as digits as its factorization.

84937667330651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 411505920, while the sum is 68.

The spelling of 84937667330651 in words is "eighty-four trillion, nine hundred thirty-seven billion, six hundred sixty-seven million, three hundred thirty thousand, six hundred fifty-one".