5464136364649 has 2 divisors, whose sum is σ = 5464136364650. Its totient is φ = 5464136364648.

The previous prime is 5464136364641. The next prime is 5464136364727. The reversal of 5464136364649 is 9464636314645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5462153265625 + 1983099024 = 2337125^2 + 44532^2 .

It is a cyclic number.

It is not a de Polignac number, because 5464136364649 - 2³ = 5464136364641 is a prime.

It is a super-2 number, since 2×5464136364649² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5464136364641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2732068182324 + 2732068182325.

It is an arithmetic number, because the mean of its divisors is an integer number (2732068182325).

Almost surely, 2^{5464136364649} is an apocalyptic number.

It is an amenable number.

5464136364649 is a deficient number, since it is larger than the sum of its proper divisors (1).

5464136364649 is an equidigital number, since it uses as much as digits as its factorization.

5464136364649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 134369280, while the sum is 61.

The spelling of 5464136364649 in words is "five trillion, four hundred sixty-four billion, one hundred thirty-six million, three hundred sixty-four thousand, six hundred forty-nine".