52515460433464 has 128 divisors (see below), whose sum is σ = 115887658584960. Its totient is φ = 21839097305088.

The previous prime is 52515460433419. The next prime is 52515460433509. The reversal of 52515460433464 is 46433406451525.

It is an interprime number because it is at equal distance from previous prime (52515460433419) and next prime (52515460433509).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1149690594 + ... + 1149736270.

It is an arithmetic number, because the mean of its divisors is an integer number (905372332695).

Almost surely, 2^{52515460433464} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52515460433464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57943829292480).

52515460433464 is an abundant number, since it is smaller than the sum of its proper divisors (63372198151496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52515460433464 is a wasteful number, since it uses less digits than its factorization.

52515460433464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47217 (or 47213 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 52.

Adding to 52515460433464 its reverse (46433406451525), we get a palindrome (98948866884989).

The spelling of 52515460433464 in words is "fifty-two trillion, five hundred fifteen billion, four hundred sixty million, four hundred thirty-three thousand, four hundred sixty-four".