5640152126401 has 4 divisors (see below), whose sum is σ = 6074009982292. Its totient is φ = 5206294270512.

The previous prime is 5640152126383. The next prime is 5640152126563. The reversal of 5640152126401 is 1046212510465.

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 245792850625 + 5394359275776 = 495775^2 + 2322576^2 .

It is a cyclic number.

It is not a de Polignac number, because 5640152126401 - 2²³ = 5640143737793 is a prime.

It is a super-2 number, since 2×5640152126401² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5640152126101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216928927926 + ... + 216928927951.

It is an arithmetic number, because the mean of its divisors is an integer number (1518502495573).

Almost surely, 2^{5640152126401} is an apocalyptic number.

It is an amenable number.

5640152126401 is a deficient number, since it is larger than the sum of its proper divisors (433857855891).

5640152126401 is a wasteful number, since it uses less digits than its factorization.

5640152126401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433857855890.

The product of its (nonzero) digits is 57600, while the sum is 37.

Adding to 5640152126401 its reverse (1046212510465), we get a palindrome (6686364636866).

The spelling of 5640152126401 in words is "five trillion, six hundred forty billion, one hundred fifty-two million, one hundred twenty-six thousand, four hundred one".