2897355950068 has 24 divisors (see below), whose sum is σ = 5080711938120. Its totient is φ = 1445725401600.

The previous prime is 2897355950063. The next prime is 2897355950087. The reversal of 2897355950068 is 8600595537982.

It can be written as a sum of positive squares in 4 ways, for example, as 35973950224 + 2861381999844 = 189668^2 + 1691562^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2897355949985 and 2897355950012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2897355950063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8000518 + ... + 8354818.

It is an arithmetic number, because the mean of its divisors is an integer number (211696330755).

Almost surely, 2^{2897355950068} is an apocalyptic number.

It is an amenable number.

2897355950068 is a deficient number, since it is larger than the sum of its proper divisors (2183355988052).

2897355950068 is a wasteful number, since it uses less digits than its factorization.

2897355950068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358467 (or 358465 counting only the distinct ones).

The product of its (nonzero) digits is 163296000, while the sum is 67.

The spelling of 2897355950068 in words is "two trillion, eight hundred ninety-seven billion, three hundred fifty-five million, nine hundred fifty thousand, sixty-eight".