16607674946 has 4 divisors (see below), whose sum is σ = 24911512422. Its totient is φ = 8303837472.

The previous prime is 16607674943. The next prime is 16607674949. The reversal of 16607674946 is 64947670661.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64947670661 = 1867 ⋅34787183.

It is an interprime number because it is at equal distance from previous prime (16607674943) and next prime (16607674949).

It can be written as a sum of positive squares in only one way, i.e., 15960532225 + 647142721 = 126335^2 + 25439^2 .

It is a super-2 number, since 2×16607674946² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16607674891 and 16607674900.

It is not an unprimeable number, because it can be changed into a prime (16607674943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4151918735 + ... + 4151918738.

Almost surely, 2^16607674946 is an apocalyptic number.

16607674946 is a deficient number, since it is larger than the sum of its proper divisors (8303837476).

16607674946 is an equidigital number, since it uses as much as digits as its factorization.

16607674946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8303837475.

The product of its (nonzero) digits is 9144576, while the sum is 56.

The spelling of 16607674946 in words is "sixteen billion, six hundred seven million, six hundred seventy-four thousand, nine hundred forty-six".