52155201172556 has 24 divisors (see below), whose sum is σ = 94222260249600. Its totient is φ = 25234669904400.

The previous prime is 52155201172553. The next prime is 52155201172577. The reversal of 52155201172556 is 65527110255125.

It is a self number, because there is not a number n which added to its sum of digits gives 52155201172556.

It is not an unprimeable number, because it can be changed into a prime (52155201172553) 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, 12484640 + ... + 16129991.

It is an arithmetic number, because the mean of its divisors is an integer number (3925927510400).

Almost surely, 2^{52155201172556} is an apocalyptic number.

It is an amenable number.

52155201172556 is a deficient number, since it is larger than the sum of its proper divisors (42067059077044).

52155201172556 is a wasteful number, since it uses less digits than its factorization.

52155201172556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28629365 (or 28629363 counting only the distinct ones).

The product of its (nonzero) digits is 1050000, while the sum is 47.

The spelling of 52155201172556 in words is "fifty-two trillion, one hundred fifty-five billion, two hundred one million, one hundred seventy-two thousand, five hundred fifty-six".