42556026032 has 80 divisors (see below), whose sum is σ = 91070733600. Its totient is φ = 19139936256.

The previous prime is 42556025987. The next prime is 42556026041. The reversal of 42556026032 is 23062065524.

It is a super-2 number, since 2×42556026032² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42556025983 and 42556026001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4010558 + ... + 4021154.

It is an arithmetic number, because the mean of its divisors is an integer number (1138384170).

Almost surely, 2^42556026032 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 42556026032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45535366800).

42556026032 is an abundant number, since it is smaller than the sum of its proper divisors (48514707568).

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

42556026032 is a wasteful number, since it uses less digits than its factorization.

42556026032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11110 (or 11104 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 42556026032 in words is "forty-two billion, five hundred fifty-six million, twenty-six thousand, thirty-two".