16670073214457 has 8 divisors (see below), whose sum is σ = 17952939425736. Its totient is φ = 15387285987072.

The previous prime is 16670073214441. The next prime is 16670073214489. The reversal of 16670073214457 is 75441237007661.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 6441743487481 + 10228329726976 = 2538059^2 + 3198176^2 .

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 16670073214457 - 2⁴ = 16670073214441 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16670073214399 and 16670073214408.

It is not an unprimeable number, because it can be changed into a prime (16670073414457) 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, 19307258 + ... + 20152179.

It is an arithmetic number, because the mean of its divisors is an integer number (2244117428217).

Almost surely, 2^{16670073214457} is an apocalyptic number.

It is an amenable number.

16670073214457 is a deficient number, since it is larger than the sum of its proper divisors (1282866211279).

16670073214457 is a wasteful number, since it uses less digits than its factorization.

16670073214457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39491947.

The product of its (nonzero) digits is 5927040, while the sum is 53.

The spelling of 16670073214457 in words is "sixteen trillion, six hundred seventy billion, seventy-three million, two hundred fourteen thousand, four hundred fifty-seven".