47045653839 has 24 divisors (see below), whose sum is σ = 69548299392. Its totient is φ = 30628599120.

The previous prime is 47045653829. The next prime is 47045653843. The reversal of 47045653839 is 93835654074.

47045653839 is a `hidden beast` number, since 4 + 70 + 4 + 5 + 6 + 538 + 39 = 666.

It is not a de Polignac number, because 47045653839 - 2⁹ = 47045653327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47045653829) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3209044 + ... + 3223670.

It is an arithmetic number, because the mean of its divisors is an integer number (2897845808).

Almost surely, 2^47045653839 is an apocalyptic number.

47045653839 is a deficient number, since it is larger than the sum of its proper divisors (22502645553).

47045653839 is a wasteful number, since it uses less digits than its factorization.

47045653839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22987 (or 22984 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 54.

The spelling of 47045653839 in words is "forty-seven billion, forty-five million, six hundred fifty-three thousand, eight hundred thirty-nine".