42552295552 has 64 divisors (see below), whose sum is σ = 91358184960. Its totient is φ = 19625518080.

The previous prime is 42552295529. The next prime is 42552295559. The reversal of 42552295552 is 25559225524.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (42552295559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2539233 + ... + 2555935.

It is an arithmetic number, because the mean of its divisors is an integer number (1427471640).

Almost surely, 2^42552295552 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 42552295552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45679092480).

42552295552 is an abundant number, since it is smaller than the sum of its proper divisors (48805889408).

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

42552295552 is a wasteful number, since it uses less digits than its factorization.

42552295552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18261 (or 18249 counting only the distinct ones).

The product of its digits is 1800000, while the sum is 46.

The spelling of 42552295552 in words is "forty-two billion, five hundred fifty-two million, two hundred ninety-five thousand, five hundred fifty-two".