2858991416 has 8 divisors (see below), whose sum is σ = 5360608920. Its totient is φ = 1429495704.

The previous prime is 2858991413. The next prime is 2858991431. The reversal of 2858991416 is 6141998582.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2858991413) by changing a digit.

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 as a sum of consecutive naturals, namely, 178686956 + ... + 178686971.

It is an arithmetic number, because the mean of its divisors is an integer number (670076115).

Almost surely, 2^2858991416 is an apocalyptic number.

It is an amenable number.

2858991416 is a deficient number, since it is larger than the sum of its proper divisors (2501617504).

2858991416 is a wasteful number, since it uses less digits than its factorization.

2858991416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357373933 (or 357373929 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 53.

The square root of 2858991416 is about 53469.5372712351. The cubic root of 2858991416 is about 1419.2893713364.

The spelling of 2858991416 in words is "two billion, eight hundred fifty-eight million, nine hundred ninety-one thousand, four hundred sixteen".