215440333034 has 4 divisors (see below), whose sum is σ = 323160499554. Its totient is φ = 107720166516.

The previous prime is 215440333007. The next prime is 215440333037. The reversal of 215440333034 is 430333044512.

215440333034 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.

It can be written as a sum of positive squares in only one way, i.e., 215438007409 + 2325625 = 464153^2 + 1525^2 .

It is not an unprimeable number, because it can be changed into a prime (215440333037) 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 as a sum of consecutive naturals, namely, 53860083257 + ... + 53860083260.

Almost surely, 2^215440333034 is an apocalyptic number.

215440333034 is a deficient number, since it is larger than the sum of its proper divisors (107720166520).

215440333034 is a wasteful number, since it uses less digits than its factorization.

215440333034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107720166519.

The product of its (nonzero) digits is 51840, while the sum is 32.

Adding to 215440333034 its reverse (430333044512), we get a palindrome (645773377546).

The spelling of 215440333034 in words is "two hundred fifteen billion, four hundred forty million, three hundred thirty-three thousand, thirty-four".