43241402040 has 32 divisors (see below), whose sum is σ = 129724206480. Its totient is φ = 11531040512.

The previous prime is 43241401969. The next prime is 43241402069. The reversal of 43241402040 is 4020414234.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 43241402040.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180172389 + ... + 180172628.

Almost surely, 2^43241402040 is an apocalyptic number.

43241402040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43241402040 is an abundant number, since it is smaller than the sum of its proper divisors (86482804440).

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

43241402040 is a wasteful number, since it uses less digits than its factorization.

43241402040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360345031 (or 360345027 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 43241402040 its reverse (4020414234), we get a palindrome (47261816274).

The spelling of 43241402040 in words is "forty-three billion, two hundred forty-one million, four hundred two thousand, forty".