42051052252 has 48 divisors (see below), whose sum is σ = 81162847584. Its totient is φ = 18904160000.

The previous prime is 42051052217. The next prime is 42051052297. The reversal of 42051052252 is 25225015024.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 42051052252.

It is a congruent number.

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, 4497102 + ... + 4506442.

It is an arithmetic number, because the mean of its divisors is an integer number (1690892658).

Almost surely, 2^42051052252 is an apocalyptic number.

It is an amenable number.

42051052252 is a deficient number, since it is larger than the sum of its proper divisors (39111795332).

42051052252 is a wasteful number, since it uses less digits than its factorization.

42051052252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10470 (or 10468 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 42051052252 its reverse (25225015024), we get a palindrome (67276067276).

The spelling of 42051052252 in words is "forty-two billion, fifty-one million, fifty-two thousand, two hundred fifty-two".