43728929922 has 16 divisors (see below), whose sum is σ = 87820758432. Its totient is φ = 14515826880.

The previous prime is 43728929917. The next prime is 43728929969. The reversal of 43728929922 is 22992982734.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15119208 + ... + 15122099.

It is an arithmetic number, because the mean of its divisors is an integer number (5488797402).

Almost surely, 2^43728929922 is an apocalyptic number.

43728929922 is an abundant number, since it is smaller than the sum of its proper divisors (44091828510).

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

43728929922 is a wasteful number, since it uses less digits than its factorization.

43728929922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30241553.

The product of its digits is 7838208, while the sum is 57.

The spelling of 43728929922 in words is "forty-three billion, seven hundred twenty-eight million, nine hundred twenty-nine thousand, nine hundred twenty-two".