312440330414 has 16 divisors (see below), whose sum is σ = 479003590656. Its totient is φ = 152807117400.

The previous prime is 312440330353. The next prime is 312440330437. The reversal of 312440330414 is 414033044213.

It is a happy number.

It is a super-2 number, since 2×312440330414² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 8644502 + ... + 8680569.

It is an arithmetic number, because the mean of its divisors is an integer number (29937724416).

Almost surely, 2^312440330414 is an apocalyptic number.

312440330414 is a deficient number, since it is larger than the sum of its proper divisors (166563260242).

312440330414 is a wasteful number, since it uses less digits than its factorization.

312440330414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17325271.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 312440330414 its reverse (414033044213), we get a palindrome (726473374627).

The spelling of 312440330414 in words is "three hundred twelve billion, four hundred forty million, three hundred thirty thousand, four hundred fourteen".