312404132303040 has 56 divisors (see below), whose sum is σ = 991883120065200. Its totient is φ = 83307768613888.

The previous prime is 312404132303017. The next prime is 312404132303083. The reversal of 312404132303040 is 40303231404213.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 312404132302989 and 312404132303007.

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, 162710484615 + ... + 162710486534.

Almost surely, 2^{312404132303040} is an apocalyptic number.

312404132303040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

312404132303040 is an abundant number, since it is smaller than the sum of its proper divisors (679478987762160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312404132303040 is a wasteful number, since it uses less digits than its factorization.

312404132303040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325420971169 (or 325420971159 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 312404132303040 its reverse (40303231404213), we get a palindrome (352707363707253).

The spelling of 312404132303040 in words is "three hundred twelve trillion, four hundred four billion, one hundred thirty-two million, three hundred three thousand, forty".