156218014219 has 4 divisors (see below), whose sum is σ = 157651207120. Its totient is φ = 154784821320.

The previous prime is 156218014217. The next prime is 156218014223. The reversal of 156218014219 is 912410812651.

156218014219 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 912410812651 = 13 ⋅70185447127.

It is a cyclic number.

It is not a de Polignac number, because 156218014219 - 2¹ = 156218014217 is a prime.

It is a super-2 number, since 2×156218014219² (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 (156218014213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 716596287 + ... + 716596504.

It is an arithmetic number, because the mean of its divisors is an integer number (39412801780).

Almost surely, 2^156218014219 is an apocalyptic number.

156218014219 is a deficient number, since it is larger than the sum of its proper divisors (1433192901).

156218014219 is a wasteful number, since it uses less digits than its factorization.

156218014219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1433192900.

The product of its (nonzero) digits is 34560, while the sum is 40.

The spelling of 156218014219 in words is "one hundred fifty-six billion, two hundred eighteen million, fourteen thousand, two hundred nineteen".