42553640430 has 96 divisors (see below), whose sum is σ = 129862609344. Its totient is φ = 9463661568.

The previous prime is 42553640369. The next prime is 42553640447. The reversal of 42553640430 is 3404635524.

42553640430 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 3 + 640 + 4 + 3 + 0 = 666.

42553640430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 889467 + ... + 936086.

It is an arithmetic number, because the mean of its divisors is an integer number (1352735514).

Almost surely, 2^42553640430 is an apocalyptic number.

42553640430 is an abundant number, since it is smaller than the sum of its proper divisors (87308968914).

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

42553640430 is a wasteful number, since it uses less digits than its factorization.

42553640430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825610 (or 1825607 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The spelling of 42553640430 in words is "forty-two billion, five hundred fifty-three million, six hundred forty thousand, four hundred thirty".