39946001766 has 48 divisors (see below), whose sum is σ = 89957078064. Its totient is φ = 11809600000.

The previous prime is 39946001749. The next prime is 39946001803. The reversal of 39946001766 is 66710064993.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 641235 + ... + 700766.

It is an arithmetic number, because the mean of its divisors is an integer number (1874105793).

Almost surely, 2^39946001766 is an apocalyptic number.

39946001766 is an abundant number, since it is smaller than the sum of its proper divisors (50011076298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39946001766 is a wasteful number, since it uses less digits than its factorization.

39946001766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342069 (or 1342058 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 51.

The spelling of 39946001766 in words is "thirty-nine billion, nine hundred forty-six million, one thousand, seven hundred sixty-six".