43953760140 has 48 divisors (see below), whose sum is σ = 123093825120. Its totient is φ = 11718784000.

The previous prime is 43953760111. The next prime is 43953760211. The reversal of 43953760140 is 4106735934.

It is a junction number, because it is equal to n+sod(n) for n = 43953760092 and 43953760101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263476 + ... + 396644.

It is an arithmetic number, because the mean of its divisors is an integer number (2564454690).

Almost surely, 2^43953760140 is an apocalyptic number.

It is an amenable number.

43953760140 is an abundant number, since it is smaller than the sum of its proper divisors (79140064980).

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

43953760140 is a wasteful number, since it uses less digits than its factorization.

43953760140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138682 (or 138680 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 43953760140 in words is "forty-three billion, nine hundred fifty-three million, seven hundred sixty thousand, one hundred forty".