52400168452032 has 56 divisors (see below), whose sum is σ = 138675987423696. Its totient is φ = 17462455093248.

The previous prime is 52400168452031. The next prime is 52400168452033. The reversal of 52400168452032 is 23025486100425.

It is an interprime number because it is at equal distance from previous prime (52400168452031) and next prime (52400168452033).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52400168452031) 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, 32553693 + ... + 34125404.

Almost surely, 2^{52400168452032} is an apocalyptic number.

It is an amenable number.

52400168452032 is an abundant number, since it is smaller than the sum of its proper divisors (86275818971664).

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

52400168452032 is a wasteful number, since it uses less digits than its factorization.

52400168452032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66683205 (or 66683195 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 52400168452032 in words is "fifty-two trillion, four hundred billion, one hundred sixty-eight million, four hundred fifty-two thousand, thirty-two".