16147045874 has 4 divisors (see below), whose sum is σ = 24220568814. Its totient is φ = 8073522936.

The previous prime is 16147045847. The next prime is 16147045883. The reversal of 16147045874 is 47854074161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 15960532225 + 186513649 = 126335^2 + 13657^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4036761467 + ... + 4036761470.

Almost surely, 2^16147045874 is an apocalyptic number.

16147045874 is a deficient number, since it is larger than the sum of its proper divisors (8073522940).

16147045874 is an equidigital number, since it uses as much as digits as its factorization.

16147045874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8073522939.

The product of its (nonzero) digits is 752640, while the sum is 47.

The spelling of 16147045874 in words is "sixteen billion, one hundred forty-seven million, forty-five thousand, eight hundred seventy-four".