52954147691 has 2 divisors, whose sum is σ = 52954147692. Its totient is φ = 52954147690.

The previous prime is 52954147679. The next prime is 52954147747. The reversal of 52954147691 is 19674145925.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52954147691 is a prime.

It is not a weakly prime, because it can be changed into another prime (52954147651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26477073845 + 26477073846.

It is an arithmetic number, because the mean of its divisors is an integer number (26477073846).

Almost surely, 2^52954147691 is an apocalyptic number.

52954147691 is a deficient number, since it is larger than the sum of its proper divisors (1).

52954147691 is an equidigital number, since it uses as much as digits as its factorization.

52954147691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 53.

The spelling of 52954147691 in words is "fifty-two billion, nine hundred fifty-four million, one hundred forty-seven thousand, six hundred ninety-one".