8897623463 has 2 divisors, whose sum is σ = 8897623464. Its totient is φ = 8897623462.

The previous prime is 8897623409. The next prime is 8897623499. The reversal of 8897623463 is 3643267988.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8897623463 - 2¹⁰ = 8897622439 is a prime.

It is a super-2 number, since 2×8897623463² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8897623399 and 8897623408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8897623403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4448811731 + 4448811732.

It is an arithmetic number, because the mean of its divisors is an integer number (4448811732).

Almost surely, 2^8897623463 is an apocalyptic number.

8897623463 is a deficient number, since it is larger than the sum of its proper divisors (1).

8897623463 is an equidigital number, since it uses as much as digits as its factorization.

8897623463 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 56.

The square root of 8897623463 is about 94327.2148587034. The cubic root of 8897623463 is about 2072.1666239957.

The spelling of 8897623463 in words is "eight billion, eight hundred ninety-seven million, six hundred twenty-three thousand, four hundred sixty-three".