43420346392 has 8 divisors (see below), whose sum is σ = 81413149500. Its totient is φ = 21710173192.

The previous prime is 43420346369. The next prime is 43420346401. The reversal of 43420346392 is 29364302434.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2713771642 + ... + 2713771657.

Almost surely, 2^43420346392 is an apocalyptic number.

It is an amenable number.

43420346392 is a deficient number, since it is larger than the sum of its proper divisors (37992803108).

43420346392 is a wasteful number, since it uses less digits than its factorization.

43420346392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5427543305 (or 5427543301 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 40.

The spelling of 43420346392 in words is "forty-three billion, four hundred twenty million, three hundred forty-six thousand, three hundred ninety-two".