32147042786 has 4 divisors (see below), whose sum is σ = 48220564182. Its totient is φ = 16073521392.

The previous prime is 32147042747. The next prime is 32147042813. The reversal of 32147042786 is 68724074123.

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., 18870242161 + 13276800625 = 137369^2 + 115225^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8036760695 + ... + 8036760698.

Almost surely, 2^32147042786 is an apocalyptic number.

32147042786 is a deficient number, since it is larger than the sum of its proper divisors (16073521396).

32147042786 is a wasteful number, since it uses less digits than its factorization.

32147042786 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16073521395.

The product of its (nonzero) digits is 451584, while the sum is 44.

The spelling of 32147042786 in words is "thirty-two billion, one hundred forty-seven million, forty-two thousand, seven hundred eighty-six".