312432002072 has 16 divisors (see below), whose sum is σ = 585825078240. Its totient is φ = 156211981216.

The previous prime is 312432002027. The next prime is 312432002089. The reversal of 312432002072 is 270200234213.

It is a happy number.

It is a super-2 number, since 2×312432002072² (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 3 ways as a sum of consecutive naturals, for example, 158288 + ... + 806175.

It is an arithmetic number, because the mean of its divisors is an integer number (36614067390).

Almost surely, 2^312432002072 is an apocalyptic number.

It is an amenable number.

312432002072 is a deficient number, since it is larger than the sum of its proper divisors (273393076168).

312432002072 is a wasteful number, since it uses less digits than its factorization.

312432002072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004962 (or 1004958 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 312432002072 its reverse (270200234213), we get a palindrome (582632236285).

The spelling of 312432002072 in words is "three hundred twelve billion, four hundred thirty-two million, two thousand, seventy-two".