42253215386 has 16 divisors (see below), whose sum is σ = 67160586240. Its totient is φ = 19868299200.

The previous prime is 42253215377. The next prime is 42253215391. The reversal of 42253215386 is 68351235224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442340 + ... + 529311.

It is an arithmetic number, because the mean of its divisors is an integer number (4197536640).

Almost surely, 2^42253215386 is an apocalyptic number.

42253215386 is a deficient number, since it is larger than the sum of its proper divisors (24907370854).

42253215386 is a wasteful number, since it uses less digits than its factorization.

42253215386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972949.

The product of its digits is 345600, while the sum is 41.

The spelling of 42253215386 in words is "forty-two billion, two hundred fifty-three million, two hundred fifteen thousand, three hundred eighty-six".