854836397741 has 2 divisors, whose sum is σ = 854836397742. Its totient is φ = 854836397740.

The previous prime is 854836397729. The next prime is 854836397749. The reversal of 854836397741 is 147793638458.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 726536321641 + 128300076100 = 852371^2 + 358190^2 .

It is a cyclic number.

It is not a de Polignac number, because 854836397741 - 2¹⁰ = 854836396717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (854836397749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 427418198870 + 427418198871.

It is an arithmetic number, because the mean of its divisors is an integer number (427418198871).

Almost surely, 2^854836397741 is an apocalyptic number.

It is an amenable number.

854836397741 is a deficient number, since it is larger than the sum of its proper divisors (1).

854836397741 is an equidigital number, since it uses as much as digits as its factorization.

854836397741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 121927680, while the sum is 65.

The spelling of 854836397741 in words is "eight hundred fifty-four billion, eight hundred thirty-six million, three hundred ninety-seven thousand, seven hundred forty-one".