3222215179478 has 8 divisors (see below), whose sum is σ = 4838833972272. Its totient is φ = 1609270522056.

The previous prime is 3222215179439. The next prime is 3222215179487. The reversal of 3222215179478 is 8749715122223.

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, 918531650 + ... + 918535157.

It is an arithmetic number, because the mean of its divisors is an integer number (604854246534).

Almost surely, 2^{3222215179478} is an apocalyptic number.

3222215179478 is a deficient number, since it is larger than the sum of its proper divisors (1616618792794).

3222215179478 is a wasteful number, since it uses less digits than its factorization.

3222215179478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837067686.

The product of its digits is 3386880, while the sum is 53.

The spelling of 3222215179478 in words is "three trillion, two hundred twenty-two billion, two hundred fifteen million, one hundred seventy-nine thousand, four hundred seventy-eight".