42215350252 has 12 divisors (see below), whose sum is σ = 76259987776. Its totient is φ = 20426782320.

The previous prime is 42215350189. The next prime is 42215350271. The reversal of 42215350252 is 25205351224.

It is a Harshad number since it is a multiple of its sum of digits (31).

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, 170223063 + ... + 170223310.

Almost surely, 2^42215350252 is an apocalyptic number.

It is an amenable number.

42215350252 is a deficient number, since it is larger than the sum of its proper divisors (34044637524).

42215350252 is a wasteful number, since it uses less digits than its factorization.

42215350252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340446408 (or 340446406 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 42215350252 in words is "forty-two billion, two hundred fifteen million, three hundred fifty thousand, two hundred fifty-two".