216840141259 has 8 divisors (see below), whose sum is σ = 262394792928. Its totient is φ = 174929861760.

The previous prime is 216840141211. The next prime is 216840141307. The reversal of 216840141259 is 952141048612.

It is an interprime number because it is at equal distance from previous prime (216840141211) and next prime (216840141307).

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

It is a cyclic number.

It is not a de Polignac number, because 216840141259 - 2⁹ = 216840140747 is a prime.

It is a super-2 number, since 2×216840141259² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216840147259) 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, 911092912 + ... + 911093149.

It is an arithmetic number, because the mean of its divisors is an integer number (32799349116).

Almost surely, 2^216840141259 is an apocalyptic number.

216840141259 is a deficient number, since it is larger than the sum of its proper divisors (45554651669).

216840141259 is a wasteful number, since it uses less digits than its factorization.

216840141259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822186085.

The product of its (nonzero) digits is 138240, while the sum is 43.

The spelling of 216840141259 in words is "two hundred sixteen billion, eight hundred forty million, one hundred forty-one thousand, two hundred fifty-nine".