43378147368 has 24 divisors (see below), whose sum is σ = 117482482650. Its totient is φ = 14459382432.

The previous prime is 43378147333. The next prime is 43378147409. The reversal of 43378147368 is 86374187334.

43378147368 is a `hidden beast` number, since 4 + 3 + 37 + 81 + 473 + 68 = 666.

It can be written as a sum of positive squares in only one way, i.e., 39960809604 + 3417337764 = 199902^2 + 58458^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 301237063 + ... + 301237206.

Almost surely, 2^43378147368 is an apocalyptic number.

It is an amenable number.

43378147368 is an abundant number, since it is smaller than the sum of its proper divisors (74104335282).

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

43378147368 is a wasteful number, since it uses less digits than its factorization.

43378147368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602474281 (or 602474274 counting only the distinct ones).

The product of its digits is 8128512, while the sum is 54.

The spelling of 43378147368 in words is "forty-three billion, three hundred seventy-eight million, one hundred forty-seven thousand, three hundred sixty-eight".