42556245152 has 24 divisors (see below), whose sum is σ = 83841410016. Its totient is φ = 21263188672.

The previous prime is 42556245133. The next prime is 42556245161. The reversal of 42556245152 is 25154265524.

It is a super-2 number, since 2×42556245152² (a number of 22 digits) contains 22 as substring.

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, 420308 + ... + 511635.

It is an arithmetic number, because the mean of its divisors is an integer number (3493392084).

Almost surely, 2^42556245152 is an apocalyptic number.

It is an amenable number.

42556245152 is a deficient number, since it is larger than the sum of its proper divisors (41285164864).

42556245152 is a wasteful number, since it uses less digits than its factorization.

42556245152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933380 (or 933372 counting only the distinct ones).

The product of its digits is 480000, while the sum is 41.

The spelling of 42556245152 in words is "forty-two billion, five hundred fifty-six million, two hundred forty-five thousand, one hundred fifty-two".