42647067072 has 42 divisors (see below), whose sum is σ = 122240119248. Its totient is φ = 14215688832.

The previous prime is 42647067037. The next prime is 42647067077. The reversal of 42647067072 is 27076074624.

42647067072 is a `hidden beast` number, since 42 + 6 + 470 + 6 + 70 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42647067077) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37019448 + ... + 37020599.

Almost surely, 2^42647067072 is an apocalyptic number.

It is an amenable number.

42647067072 is an abundant number, since it is smaller than the sum of its proper divisors (79593052176).

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

42647067072 is a wasteful number, since it uses less digits than its factorization.

42647067072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74040065 (or 74040052 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 45.

The spelling of 42647067072 in words is "forty-two billion, six hundred forty-seven million, sixty-seven thousand, seventy-two".