896021268993 has 48 divisors (see below), whose sum is σ = 1376505501696. Its totient is φ = 560770882560.

The previous prime is 896021268979. The next prime is 896021269009. The reversal of 896021268993 is 399862120698.

896021268993 is a `hidden beast` number, since 8 + 9 + 602 + 12 + 6 + 8 + 9 + 9 + 3 = 666.

It is not a de Polignac number, because 896021268993 - 2¹⁶ = 896021203457 is a prime.

It is a super-2 number, since 2×896021268993² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 896021268993.

It is not an unprimeable number, because it can be changed into a prime (896021268913) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1179421 + ... + 1784117.

It is an arithmetic number, because the mean of its divisors is an integer number (28677197952).

Almost surely, 2^896021268993 is an apocalyptic number.

It is an amenable number.

896021268993 is a deficient number, since it is larger than the sum of its proper divisors (480484232703).

896021268993 is a wasteful number, since it uses less digits than its factorization.

896021268993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604894 (or 604891 counting only the distinct ones).

The product of its (nonzero) digits is 20155392, while the sum is 63.

Adding to 896021268993 its sum of digits (63), we get a square (896021269056 = 946584²).

The spelling of 896021268993 in words is "eight hundred ninety-six billion, twenty-one million, two hundred sixty-eight thousand, nine hundred ninety-three".