8440063000 has 32 divisors (see below), whose sum is σ = 19749749760. Its totient is φ = 3376024800.

The previous prime is 8440062997. The next prime is 8440063001. The reversal of 8440063000 is 3600448.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8440063001) 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, 4219032 + ... + 4221031.

It is an arithmetic number, because the mean of its divisors is an integer number (617179680).

Almost surely, 2^8440063000 is an apocalyptic number.

It is an amenable number.

8440063000 is an abundant number, since it is smaller than the sum of its proper divisors (11309686760).

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

8440063000 is a wasteful number, since it uses less digits than its factorization.

8440063000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8440084 (or 8440070 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 8440063000 is about 91869.8154999780. The cubic root of 8440063000 is about 2036.0193264621.

Adding to 8440063000 its reverse (3600448), we get a palindrome (8443663448).

The spelling of 8440063000 in words is "eight billion, four hundred forty million, sixty-three thousand".