43102401440 has 96 divisors (see below), whose sum is σ = 116414008704. Its totient is φ = 14773201920.

The previous prime is 43102401439. The next prime is 43102401479. The reversal of 43102401440 is 4410420134.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6863582 + ... + 6869858.

It is an arithmetic number, because the mean of its divisors is an integer number (1212645924).

Almost surely, 2^43102401440 is an apocalyptic number.

43102401440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43102401440 is an abundant number, since it is smaller than the sum of its proper divisors (73311607264).

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

43102401440 is a wasteful number, since it uses less digits than its factorization.

43102401440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12430 (or 12422 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 43102401440 its reverse (4410420134), we get a palindrome (47512821574).

The spelling of 43102401440 in words is "forty-three billion, one hundred two million, four hundred one thousand, four hundred forty".