42553602036 has 144 divisors (see below), whose sum is σ = 122630796288. Its totient is φ = 12326932800.

The previous prime is 42553602019. The next prime is 42553602097. The reversal of 42553602036 is 63020635524.

42553602036 is a `hidden beast` number, since 42 + 5 + 5 + 3 + 602 + 0 + 3 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 773731 + ... + 826901.

It is an arithmetic number, because the mean of its divisors is an integer number (851602752).

Almost surely, 2^42553602036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42553602036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61315398144).

42553602036 is an abundant number, since it is smaller than the sum of its proper divisors (80077194252).

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

42553602036 is a wasteful number, since it uses less digits than its factorization.

42553602036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53282 (or 53277 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

The spelling of 42553602036 in words is "forty-two billion, five hundred fifty-three million, six hundred two thousand, thirty-six".