39466764628 has 12 divisors (see below), whose sum is σ = 69070773940. Its totient is φ = 19732257792.

The previous prime is 39466764611. The next prime is 39466764637. The reversal of 39466764628 is 82646766493.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 14341978564 + 25124786064 = 119758^2 + 158508^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199533 + ... + 344596.

Almost surely, 2^39466764628 is an apocalyptic number.

It is an amenable number.

39466764628 is a deficient number, since it is larger than the sum of its proper divisors (29604009312).

39466764628 is a wasteful number, since it uses less digits than its factorization.

39466764628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562266 (or 562264 counting only the distinct ones).

The product of its digits is 62705664, while the sum is 61.

The spelling of 39466764628 in words is "thirty-nine billion, four hundred sixty-six million, seven hundred sixty-four thousand, six hundred twenty-eight".