215061600342 has 8 divisors (see below), whose sum is σ = 430123200696. Its totient is φ = 71687200112.

The previous prime is 215061600319. The next prime is 215061600373. The reversal of 215061600342 is 243006160512.

It is a sphenic number, since it is the product of 3 distinct primes.

215061600342 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17921800023 + ... + 17921800034.

It is an arithmetic number, because the mean of its divisors is an integer number (53765400087).

Almost surely, 2^215061600342 is an apocalyptic number.

215061600342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

215061600342 is a wasteful number, since it uses less digits than its factorization.

215061600342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35843600062.

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 215061600342 its reverse (243006160512), we get a palindrome (458067760854).

The spelling of 215061600342 in words is "two hundred fifteen billion, sixty-one million, six hundred thousand, three hundred forty-two".