42556254360 has 128 divisors (see below), whose sum is σ = 135265075200. Its totient is φ = 10673960960.

The previous prime is 42556254281. The next prime is 42556254407. The reversal of 42556254360 is 6345265524.

It is a super-2 number, since 2×42556254360² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3688681 + ... + 3700199.

It is an arithmetic number, because the mean of its divisors is an integer number (1056758400).

Almost surely, 2^42556254360 is an apocalyptic number.

42556254360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42556254360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67632537600).

42556254360 is an abundant number, since it is smaller than the sum of its proper divisors (92708820840).

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

42556254360 is a wasteful number, since it uses less digits than its factorization.

42556254360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13361 (or 13357 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 42556254360 in words is "forty-two billion, five hundred fifty-six million, two hundred fifty-four thousand, three hundred sixty".