896795742049 has 3 divisors (see below), whose sum is σ = 896796689043. Its totient is φ = 896794795056.

The previous prime is 896795742047. The next prime is 896795742127. The reversal of 896795742049 is 940247597698.

The square root of 896795742049 is 946993.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 888447630625 + 8348111424 = 942575^2 + 91368^2 .

It is not a de Polignac number, because 896795742049 - 2¹ = 896795742047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (896795742041) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 473497 + ... + 1420489.

It is an arithmetic number, because the mean of its divisors is an integer number (298932229681).

Almost surely, 2^896795742049 is an apocalyptic number.

896795742049 is the 946993-rd square number.

896795742049 is the 473497-th centered octagonal number.

It is an amenable number.

896795742049 is a deficient number, since it is larger than the sum of its proper divisors (946994).

896795742049 is an frugal number, since it uses more digits than its factorization.

896795742049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1893986 (or 946993 counting only the distinct ones).

The product of its (nonzero) digits is 274337280, while the sum is 70.

The spelling of 896795742049 in words is "eight hundred ninety-six billion, seven hundred ninety-five million, seven hundred forty-two thousand, forty-nine".