5340400565 has 8 divisors (see below), whose sum is σ = 6408886968. Its totient is φ = 4272049600.

The previous prime is 5340400543. The next prime is 5340400601. The reversal of 5340400565 is 5650040435.

It can be written as a sum of positive squares in 4 ways, for example, as 3466030129 + 1874370436 = 58873^2 + 43294^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5340400565 - 2⁶ = 5340400501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103715 + ... + 146415.

It is an arithmetic number, because the mean of its divisors is an integer number (801110871).

Almost surely, 2^5340400565 is an apocalyptic number.

It is an amenable number.

5340400565 is a deficient number, since it is larger than the sum of its proper divisors (1068486403).

5340400565 is a wasteful number, since it uses less digits than its factorization.

5340400565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67719.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 5340400565 is about 73078.0443430173. The cubic root of 5340400565 is about 1747.9323132916.

The spelling of 5340400565 in words is "five billion, three hundred forty million, four hundred thousand, five hundred sixty-five".