8423197496 has 128 divisors (see below), whose sum is σ = 19498752000. Its totient is φ = 3330865152.

The previous prime is 8423197493. The next prime is 8423197547. The reversal of 8423197496 is 6947913248.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8423197493) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 19452896 + ... + 19453328.

It is an arithmetic number, because the mean of its divisors is an integer number (152334000).

Almost surely, 2^8423197496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8423197496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9749376000).

8423197496 is an abundant number, since it is smaller than the sum of its proper divisors (11075554504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8423197496 is a wasteful number, since it uses less digits than its factorization.

8423197496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901 (or 897 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 53.

The square root of 8423197496 is about 91777.9793632438. The cubic root of 8423197496 is about 2034.6622516781.

The spelling of 8423197496 in words is "eight billion, four hundred twenty-three million, one hundred ninety-seven thousand, four hundred ninety-six".