52007399945 has 8 divisors (see below), whose sum is σ = 63466657920. Its totient is φ = 40900734640.

The previous prime is 52007399921. The next prime is 52007399959. The reversal of 52007399945 is 54999370025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52007399945 - 2¹⁰ = 52007398921 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88147841 + ... + 88148430.

It is an arithmetic number, because the mean of its divisors is an integer number (7933332240).

Almost surely, 2^52007399945 is an apocalyptic number.

It is an amenable number.

52007399945 is a deficient number, since it is larger than the sum of its proper divisors (11459257975).

52007399945 is a wasteful number, since it uses less digits than its factorization.

52007399945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176296335.

The product of its (nonzero) digits is 3061800, while the sum is 53.

The spelling of 52007399945 in words is "fifty-two billion, seven million, three hundred ninety-nine thousand, nine hundred forty-five".