20120433237178 has 8 divisors (see below), whose sum is σ = 30183920789472. Its totient is φ = 10059126307356.

The previous prime is 20120433237137. The next prime is 20120433237181. The reversal of 20120433237178 is 87173233402102.

It is a happy number.

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

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, 545132550 + ... + 545169457.

It is an arithmetic number, because the mean of its divisors is an integer number (3772990098684).

Almost surely, 2^{20120433237178} is an apocalyptic number.

20120433237178 is a deficient number, since it is larger than the sum of its proper divisors (10063487552294).

20120433237178 is a wasteful number, since it uses less digits than its factorization.

20120433237178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090311236.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 20120433237178 in words is "twenty trillion, one hundred twenty billion, four hundred thirty-three million, two hundred thirty-seven thousand, one hundred seventy-eight".