43378020652 has 12 divisors (see below), whose sum is σ = 75974751496. Its totient is φ = 21670948800.

The previous prime is 43378020643. The next prime is 43378020691. The reversal of 43378020652 is 25602087334.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 4509978 + ... + 4519585.

Almost surely, 2^43378020652 is an apocalyptic number.

It is an amenable number.

43378020652 is a deficient number, since it is larger than the sum of its proper divisors (32596730844).

43378020652 is a wasteful number, since it uses less digits than its factorization.

43378020652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9030768 (or 9030766 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 43378020652 in words is "forty-three billion, three hundred seventy-eight million, twenty thousand, six hundred fifty-two".