52146450532664 has 8 divisors (see below), whose sum is σ = 97774594748760. Its totient is φ = 26073225266328.

The previous prime is 52146450532661. The next prime is 52146450532679. The reversal of 52146450532664 is 46623505464125.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52146450532661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3259153158284 + ... + 3259153158299.

It is an arithmetic number, because the mean of its divisors is an integer number (12221824343595).

Almost surely, 2^{52146450532664} is an apocalyptic number.

It is an amenable number.

52146450532664 is a deficient number, since it is larger than the sum of its proper divisors (45628144216096).

52146450532664 is a wasteful number, since it uses less digits than its factorization.

52146450532664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6518306316589 (or 6518306316585 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 53.

Adding to 52146450532664 its reverse (46623505464125), we get a palindrome (98769955996789).

The spelling of 52146450532664 in words is "fifty-two trillion, one hundred forty-six billion, four hundred fifty million, five hundred thirty-two thousand, six hundred sixty-four".