16700430785 has 16 divisors (see below), whose sum is σ = 20482854912. Its totient is φ = 13068417600.

The previous prime is 16700430757. The next prime is 16700430833. The reversal of 16700430785 is 58703400761.

It is not a de Polignac number, because 16700430785 - 2¹⁶ = 16700365249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140126 + ... + 230295.

It is an arithmetic number, because the mean of its divisors is an integer number (1280178432).

Almost surely, 2^16700430785 is an apocalyptic number.

It is an amenable number.

16700430785 is a deficient number, since it is larger than the sum of its proper divisors (3782424127).

16700430785 is a wasteful number, since it uses less digits than its factorization.

16700430785 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370624.

The product of its (nonzero) digits is 141120, while the sum is 41.

The spelling of 16700430785 in words is "sixteen billion, seven hundred million, four hundred thirty thousand, seven hundred eighty-five".