43420311024040 has 64 divisors (see below), whose sum is σ = 97982615520000. Its totient is φ = 17317122670848.

The previous prime is 43420311024037. The next prime is 43420311024107. The reversal of 43420311024040 is 4042011302434.

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, 287920737 + ... + 288071503.

It is an arithmetic number, because the mean of its divisors is an integer number (1530978367500).

Almost surely, 2^{43420311024040} is an apocalyptic number.

43420311024040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43420311024040 is an abundant number, since it is smaller than the sum of its proper divisors (54562304495960).

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

43420311024040 is a wasteful number, since it uses less digits than its factorization.

43420311024040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171874 (or 171870 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 43420311024040 its reverse (4042011302434), we get a palindrome (47462322326474).

The spelling of 43420311024040 in words is "forty-three trillion, four hundred twenty billion, three hundred eleven million, twenty-four thousand, forty".