52415656666452 has 96 divisors (see below), whose sum is σ = 146600948995200. Its totient is φ = 16133860993536.

The previous prime is 52415656666447. The next prime is 52415656666459. The reversal of 52415656666452 is 25466665651425.

It is a self number, because there is not a number n which added to its sum of digits gives 52415656666452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52415656666459) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 269231302 + ... + 269425917.

It is an arithmetic number, because the mean of its divisors is an integer number (1527093218700).

Almost surely, 2^{52415656666452} is an apocalyptic number.

It is an amenable number.

52415656666452 is an abundant number, since it is smaller than the sum of its proper divisors (94185292328748).

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

52415656666452 is a wasteful number, since it uses less digits than its factorization.

52415656666452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538657302 (or 538657294 counting only the distinct ones).

The product of its digits is 311040000, while the sum is 63.

The spelling of 52415656666452 in words is "fifty-two trillion, four hundred fifteen billion, six hundred fifty-six million, six hundred sixty-six thousand, four hundred fifty-two".