52400551545 has 96 divisors (see below), whose sum is σ = 97386157440. Its totient is φ = 25972254720.

The previous prime is 52400551531. The next prime is 52400551547. The reversal of 52400551545 is 54515500425.

52400551545 is a `hidden beast` number, since 52 + 4 + 0 + 0 + 551 + 54 + 5 = 666.

It is not a de Polignac number, because 52400551545 - 2⁴ = 52400551529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52400551547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28933690 + ... + 28935500.

It is an arithmetic number, because the mean of its divisors is an integer number (1014439140).

Almost surely, 2^52400551545 is an apocalyptic number.

It is an amenable number.

52400551545 is a deficient number, since it is larger than the sum of its proper divisors (44985605895).

52400551545 is a wasteful number, since it uses less digits than its factorization.

52400551545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2295 (or 2292 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 36.

The spelling of 52400551545 in words is "fifty-two billion, four hundred million, five hundred fifty-one thousand, five hundred forty-five".