42515000544 has 24 divisors (see below), whose sum is σ = 111601876680. Its totient is φ = 14171666816.

The previous prime is 42515000519. The next prime is 42515000569. The reversal of 42515000544 is 44500051524.

42515000544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42515000519) and next prime (42515000569).

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

It is a congruent number.

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, 221432199 + ... + 221432390.

It is an arithmetic number, because the mean of its divisors is an integer number (4650078195).

Almost surely, 2^42515000544 is an apocalyptic number.

It is an amenable number.

42515000544 is an abundant number, since it is smaller than the sum of its proper divisors (69086876136).

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

42515000544 is a wasteful number, since it uses less digits than its factorization.

42515000544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442864602 (or 442864594 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

The spelling of 42515000544 in words is "forty-two billion, five hundred fifteen million, five hundred forty-four", and thus it is an aban number.