43149014320 has 20 divisors (see below), whose sum is σ = 100321458480. Its totient is φ = 17259605696.

The previous prime is 43149014309. The next prime is 43149014329. The reversal of 43149014320 is 2341094134.

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (43149014329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 269681260 + ... + 269681419.

It is an arithmetic number, because the mean of its divisors is an integer number (5016072924).

Almost surely, 2^43149014320 is an apocalyptic number.

43149014320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43149014320 is an abundant number, since it is smaller than the sum of its proper divisors (57172444160).

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

43149014320 is a wasteful number, since it uses less digits than its factorization.

43149014320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539362692 (or 539362686 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 43149014320 in words is "forty-three billion, one hundred forty-nine million, fourteen thousand, three hundred twenty".