1416829987871 has 8 divisors (see below), whose sum is σ = 1504471424400. Its totient is φ = 1329666162048.

The previous prime is 1416829987777. The next prime is 1416829987907. The reversal of 1416829987871 is 1787899286141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1416829987871 is a prime.

It is a super-2 number, since 2×1416829987871² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1416829987795 and 1416829987804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1416829987271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119396561 + ... + 119408426.

It is an arithmetic number, because the mean of its divisors is an integer number (188058928050).

Almost surely, 2^{1416829987871} is an apocalyptic number.

1416829987871 is a deficient number, since it is larger than the sum of its proper divisors (87641436529).

1416829987871 is a wasteful number, since it uses less digits than its factorization.

1416829987871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238805353.

The product of its digits is 97542144, while the sum is 71.

The spelling of 1416829987871 in words is "one trillion, four hundred sixteen billion, eight hundred twenty-nine million, nine hundred eighty-seven thousand, eight hundred seventy-one".