43720003316 has 12 divisors (see below), whose sum is σ = 83465460960. Its totient is φ = 19872728760.

The previous prime is 43720003289. The next prime is 43720003337. The reversal of 43720003316 is 61330002734.

It is a happy number.

It is a super-2 number, since 2×43720003316² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496818176 + ... + 496818263.

It is an arithmetic number, because the mean of its divisors is an integer number (6955455080).

Almost surely, 2^43720003316 is an apocalyptic number.

It is an amenable number.

43720003316 is a deficient number, since it is larger than the sum of its proper divisors (39745457644).

43720003316 is a wasteful number, since it uses less digits than its factorization.

43720003316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993636454 (or 993636452 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 29.

The spelling of 43720003316 in words is "forty-three billion, seven hundred twenty million, three thousand, three hundred sixteen".