47069329778 has 8 divisors (see below), whose sum is σ = 70608851820. Its totient is φ = 23533045840.

The previous prime is 47069329771. The next prime is 47069329829. The reversal of 47069329778 is 87792396074.

It can be written as a sum of positive squares in 2 ways, for example, as 47055587929 + 13741849 = 216923^2 + 3707^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 47069329778.

It is not an unprimeable number, because it can be changed into a prime (47069329771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 772853 + ... + 831528.

Almost surely, 2^47069329778 is an apocalyptic number.

47069329778 is a deficient number, since it is larger than the sum of its proper divisors (23539522042).

47069329778 is a wasteful number, since it uses less digits than its factorization.

47069329778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1619052.

The product of its (nonzero) digits is 32006016, while the sum is 62.

The spelling of 47069329778 in words is "forty-seven billion, sixty-nine million, three hundred twenty-nine thousand, seven hundred seventy-eight".