2061288398 has 8 divisors (see below), whose sum is σ = 3329773608. Its totient is φ = 951363864.

The previous prime is 2061288373. The next prime is 2061288413. The reversal of 2061288398 is 8938821602.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39640136 + ... + 39640187.

It is an arithmetic number, because the mean of its divisors is an integer number (416221701).

Almost surely, 2^2061288398 is an apocalyptic number.

2061288398 is a deficient number, since it is larger than the sum of its proper divisors (1268485210).

2061288398 is a wasteful number, since it uses less digits than its factorization.

2061288398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79280338.

The product of its (nonzero) digits is 331776, while the sum is 47.

The square root of 2061288398 is about 45401.4140528684. The cubic root of 2061288398 is about 1272.6615392362.

The spelling of 2061288398 in words is "two billion, sixty-one million, two hundred eighty-eight thousand, three hundred ninety-eight".