2120883478 has 8 divisors (see below), whose sum is σ = 3635800272. Its totient is φ = 908950056.

The previous prime is 2120883431. The next prime is 2120883491. The reversal of 2120883478 is 8743880212.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75745825 + ... + 75745852.

It is an arithmetic number, because the mean of its divisors is an integer number (454475034).

Almost surely, 2^2120883478 is an apocalyptic number.

2120883478 is a deficient number, since it is larger than the sum of its proper divisors (1514916794).

2120883478 is a wasteful number, since it uses less digits than its factorization.

2120883478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151491686.

The product of its (nonzero) digits is 172032, while the sum is 43.

The square root of 2120883478 is about 46053.0506915666. The cubic root of 2120883478 is about 1284.8100832136.

The spelling of 2120883478 in words is "two billion, one hundred twenty million, eight hundred eighty-three thousand, four hundred seventy-eight".