104453512440 has 64 divisors (see below), whose sum is σ = 317327155200. Its totient is φ = 27501681792.

The previous prime is 104453512421. The next prime is 104453512441. The reversal of 104453512440 is 44215354401.

It is a happy number.

It is a super-2 number, since 2×104453512440² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104453512441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5499672 + ... + 5518631.

It is an arithmetic number, because the mean of its divisors is an integer number (4958236800).

Almost surely, 2^104453512440 is an apocalyptic number.

104453512440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104453512440 is an abundant number, since it is smaller than the sum of its proper divisors (212873642760).

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

104453512440 is a wasteful number, since it uses less digits than its factorization.

104453512440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11018396 (or 11018392 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 104453512440 its reverse (44215354401), we get a palindrome (148668866841).

The spelling of 104453512440 in words is "one hundred four billion, four hundred fifty-three million, five hundred twelve thousand, four hundred forty".