5894736371081 has 2 divisors, whose sum is σ = 5894736371082. Its totient is φ = 5894736371080.

The previous prime is 5894736371059. The next prime is 5894736371087. The reversal of 5894736371081 is 1801736374985.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5083762278400 + 810974092681 = 2254720^2 + 900541^2 .

It is a cyclic number.

It is not a de Polignac number, because 5894736371081 - 2³⁸ = 5619858464137 is a prime.

It is a super-2 number, since 2×5894736371081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5894736371087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2947368185540 + 2947368185541.

It is an arithmetic number, because the mean of its divisors is an integer number (2947368185541).

Almost surely, 2^{5894736371081} is an apocalyptic number.

It is an amenable number.

5894736371081 is a deficient number, since it is larger than the sum of its proper divisors (1).

5894736371081 is an equidigital number, since it uses as much as digits as its factorization.

5894736371081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30481920, while the sum is 62.

The spelling of 5894736371081 in words is "five trillion, eight hundred ninety-four billion, seven hundred thirty-six million, three hundred seventy-one thousand, eighty-one".