43235100640 has 24 divisors (see below), whose sum is σ = 102142925640. Its totient is φ = 17294040192.

The previous prime is 43235100613. The next prime is 43235100653. The reversal of 43235100640 is 4600153234.

It is a junction number, because it is equal to n+sod(n) for n = 43235100599 and 43235100608.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135109530 + ... + 135109849.

It is an arithmetic number, because the mean of its divisors is an integer number (4255955235).

Almost surely, 2^43235100640 is an apocalyptic number.

43235100640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43235100640 is an abundant number, since it is smaller than the sum of its proper divisors (58907825000).

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

43235100640 is a wasteful number, since it uses less digits than its factorization.

43235100640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270219394 (or 270219386 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 43235100640 its reverse (4600153234), we get a palindrome (47835253874).

The spelling of 43235100640 in words is "forty-three billion, two hundred thirty-five million, one hundred thousand, six hundred forty".