16670764533 has 8 divisors (see below), whose sum is σ = 22769824896. Its totient is φ = 10842773600.

The previous prime is 16670764493. The next prime is 16670764541. The reversal of 16670764533 is 33546707661.

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 16670764533 - 2⁸ = 16670764277 is a prime.

It is a super-2 number, since 2×16670764533² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16670764633) 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, 67767213 + ... + 67767458.

It is an arithmetic number, because the mean of its divisors is an integer number (2846228112).

Almost surely, 2^16670764533 is an apocalyptic number.

It is an amenable number.

16670764533 is a deficient number, since it is larger than the sum of its proper divisors (6099060363).

16670764533 is a wasteful number, since it uses less digits than its factorization.

16670764533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135534715.

The product of its (nonzero) digits is 1905120, while the sum is 48.

The spelling of 16670764533 in words is "sixteen billion, six hundred seventy million, seven hundred sixty-four thousand, five hundred thirty-three".