47021222878 has 8 divisors (see below), whose sum is σ = 80607810672. Its totient is φ = 20151952656.

The previous prime is 47021222851. The next prime is 47021222929. The reversal of 47021222878 is 87822212074.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1679329375 + ... + 1679329402.

It is an arithmetic number, because the mean of its divisors is an integer number (10075976334).

Almost surely, 2^47021222878 is an apocalyptic number.

47021222878 is a deficient number, since it is larger than the sum of its proper divisors (33586587794).

47021222878 is a wasteful number, since it uses less digits than its factorization.

47021222878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3358658786.

The product of its (nonzero) digits is 200704, while the sum is 43.

The spelling of 47021222878 in words is "forty-seven billion, twenty-one million, two hundred twenty-two thousand, eight hundred seventy-eight".