47156318770 has 32 divisors (see below), whose sum is σ = 92619023616. Its totient is φ = 17143833600.

The previous prime is 47156318669. The next prime is 47156318771. The reversal of 47156318770 is 7781365174.

It is not an unprimeable number, because it can be changed into a prime (47156318771) 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 15 ways as a sum of consecutive naturals, for example, 458322 + ... + 551698.

It is an arithmetic number, because the mean of its divisors is an integer number (2894344488).

Almost surely, 2^47156318770 is an apocalyptic number.

47156318770 is a deficient number, since it is larger than the sum of its proper divisors (45462704846).

47156318770 is a wasteful number, since it uses less digits than its factorization.

47156318770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97986.

The product of its (nonzero) digits is 987840, while the sum is 49.

The spelling of 47156318770 in words is "forty-seven billion, one hundred fifty-six million, three hundred eighteen thousand, seven hundred seventy".