5378461265 has 4 divisors (see below), whose sum is σ = 6454153524. Its totient is φ = 4302769008.

The previous prime is 5378461259. The next prime is 5378461267. The reversal of 5378461265 is 5621648735.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3133312576 + 2245148689 = 55976^2 + 47383^2 .

It is a cyclic number.

It is not a de Polignac number, because 5378461265 - 2⁶ = 5378461201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5378461267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 537846122 + ... + 537846131.

It is an arithmetic number, because the mean of its divisors is an integer number (1613538381).

Almost surely, 2^5378461265 is an apocalyptic number.

It is an amenable number.

5378461265 is a deficient number, since it is larger than the sum of its proper divisors (1075692259).

5378461265 is a wasteful number, since it uses less digits than its factorization.

5378461265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1075692258.

The product of its digits is 1209600, while the sum is 47.

The square root of 5378461265 is about 73337.9933254244. The cubic root of 5378461265 is about 1752.0749553750.

The spelling of 5378461265 in words is "five billion, three hundred seventy-eight million, four hundred sixty-one thousand, two hundred sixty-five".