43465063938 has 16 divisors (see below), whose sum is σ = 88570319616. Its totient is φ = 14214989360.

The previous prime is 43465063921. The next prime is 43465063949. The reversal of 43465063938 is 83936056434.

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, 68340978 + ... + 68341613.

It is an arithmetic number, because the mean of its divisors is an integer number (5535644976).

Almost surely, 2^43465063938 is an apocalyptic number.

43465063938 is an abundant number, since it is smaller than the sum of its proper divisors (45105255678).

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

43465063938 is a wasteful number, since it uses less digits than its factorization.

43465063938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136682649.

The product of its (nonzero) digits is 5598720, while the sum is 51.

The spelling of 43465063938 in words is "forty-three billion, four hundred sixty-five million, sixty-three thousand, nine hundred thirty-eight".