65012542060553 has 8 divisors (see below), whose sum is σ = 65661340148616. Its totient is φ = 64363844160000.

The previous prime is 65012542060547. The next prime is 65012542060559. The reversal of 65012542060553 is 35506024521056.

It is an interprime number because it is at equal distance from previous prime (65012542060547) and next prime (65012542060559).

It can be written as a sum of positive squares in 4 ways, for example, as 41744624376064 + 23267917684489 = 6461008^2 + 4823683^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 65012542060553 - 2¹⁴ = 65012542044169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65012542060559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23742248 + ... + 26338553.

It is an arithmetic number, because the mean of its divisors is an integer number (8207667518577).

Almost surely, 2^{65012542060553} is an apocalyptic number.

It is an amenable number.

65012542060553 is a deficient number, since it is larger than the sum of its proper divisors (648798088063).

65012542060553 is a wasteful number, since it uses less digits than its factorization.

65012542060553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50093755.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 65012542060553 in words is "sixty-five trillion, twelve billion, five hundred forty-two million, sixty thousand, five hundred fifty-three".