16433315232457 has 8 divisors (see below), whose sum is σ = 16532568457760. Its totient is φ = 16334207435520.

The previous prime is 16433315232403. The next prime is 16433315232469. The reversal of 16433315232457 is 75423251333461.

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

It is a cyclic number.

It is not a de Polignac number, because 16433315232457 - 2³⁹ = 15883559418569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16433315232457.

It is not an unprimeable number, because it can be changed into a prime (16433315232497) 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, 36130407 + ... + 36582412.

It is an arithmetic number, because the mean of its divisors is an integer number (2066571057220).

Almost surely, 2^{16433315232457} is an apocalyptic number.

It is an amenable number.

16433315232457 is a deficient number, since it is larger than the sum of its proper divisors (99253225303).

16433315232457 is a wasteful number, since it uses less digits than its factorization.

16433315232457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72714183.

The product of its digits is 5443200, while the sum is 49.

The spelling of 16433315232457 in words is "sixteen trillion, four hundred thirty-three billion, three hundred fifteen million, two hundred thirty-two thousand, four hundred fifty-seven".