47775325745 has 16 divisors (see below), whose sum is σ = 65581789440. Its totient is φ = 32729552064.

The previous prime is 47775325723. The next prime is 47775325831. The reversal of 47775325745 is 54752357774.

It is a cyclic number.

It is not a de Polignac number, because 47775325745 - 2¹⁰ = 47775324721 is a prime.

It is a super-4 number, since 4×47775325745⁴ (a number of 44 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 601037 + ... + 675866.

It is an arithmetic number, because the mean of its divisors is an integer number (4098861840).

Almost surely, 2^47775325745 is an apocalyptic number.

It is an amenable number.

47775325745 is a deficient number, since it is larger than the sum of its proper divisors (17806463695).

47775325745 is a wasteful number, since it uses less digits than its factorization.

47775325745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1277984.

The product of its digits is 28812000, while the sum is 56.

The spelling of 47775325745 in words is "forty-seven billion, seven hundred seventy-five million, three hundred twenty-five thousand, seven hundred forty-five".