52115240621054 has 16 divisors (see below), whose sum is σ = 84557022067728. Its totient is φ = 23947226795712.

The previous prime is 52115240621053. The next prime is 52115240621131. The reversal of 52115240621054 is 45012604251125.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 52115240620999 and 52115240621017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52115240621053) 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, 4415043287 + ... + 4415055090.

It is an arithmetic number, because the mean of its divisors is an integer number (5284813879233).

Almost surely, 2^{52115240621054} is an apocalyptic number.

52115240621054 is a deficient number, since it is larger than the sum of its proper divisors (32441781446674).

52115240621054 is a wasteful number, since it uses less digits than its factorization.

52115240621054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8830098619.

The product of its (nonzero) digits is 96000, while the sum is 38.

Adding to 52115240621054 its reverse (45012604251125), we get a palindrome (97127844872179).

The spelling of 52115240621054 in words is "fifty-two trillion, one hundred fifteen billion, two hundred forty million, six hundred twenty-one thousand, fifty-four".