1631242430016 has 28 divisors (see below), whose sum is σ = 4315995596592. Its totient is φ = 543747476608.

The previous prime is 1631242430011. The next prime is 1631242430033. The reversal of 1631242430016 is 6100342421361.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1631242430011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4248026970 + ... + 4248027353.

Almost surely, 2^{1631242430016} is an apocalyptic number.

1631242430016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1631242430016 is an abundant number, since it is smaller than the sum of its proper divisors (2684753166576).

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

1631242430016 is an equidigital number, since it uses as much as digits as its factorization.

1631242430016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8496054338 (or 8496054328 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 1631242430016 its reverse (6100342421361), we get a palindrome (7731584851377).

The spelling of 1631242430016 in words is "one trillion, six hundred thirty-one billion, two hundred forty-two million, four hundred thirty thousand, sixteen".