27951892234807 has 2 divisors, whose sum is σ = 27951892234808. Its totient is φ = 27951892234806.

The previous prime is 27951892234789. The next prime is 27951892234913. The reversal of 27951892234807 is 70843229815972.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27951892234807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27951892274807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13975946117403 + 13975946117404.

It is an arithmetic number, because the mean of its divisors is an integer number (13975946117404).

Almost surely, 2^{27951892234807} is an apocalyptic number.

27951892234807 is a deficient number, since it is larger than the sum of its proper divisors (1).

27951892234807 is an equidigital number, since it uses as much as digits as its factorization.

27951892234807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121927680, while the sum is 67.

The spelling of 27951892234807 in words is "twenty-seven trillion, nine hundred fifty-one billion, eight hundred ninety-two million, two hundred thirty-four thousand, eight hundred seven".