42649724412 has 54 divisors (see below), whose sum is σ = 112512051288. Its totient is φ = 13596568128.

The previous prime is 42649724407. The next prime is 42649724459. The reversal of 42649724412 is 21442794624.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5938968 + ... + 5946144.

Almost surely, 2^42649724412 is an apocalyptic number.

It is an amenable number.

42649724412 is an abundant number, since it is smaller than the sum of its proper divisors (69862326876).

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

42649724412 is an equidigital number, since it uses as much as digits as its factorization.

42649724412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14387 (or 7205 counting only the distinct ones).

The product of its digits is 774144, while the sum is 45.

The spelling of 42649724412 in words is "forty-two billion, six hundred forty-nine million, seven hundred twenty-four thousand, four hundred twelve".