35505642139 has 12 divisors (see below), whose sum is σ = 39164804728. Its totient is φ = 32163769440.

The previous prime is 35505642121. The next prime is 35505642169. The reversal of 35505642139 is 93124650553.

It is not a de Polignac number, because 35505642139 - 2³⁵ = 1145903771 is a prime.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35505642095 and 35505642104.

It is not an unprimeable number, because it can be changed into a prime (35505642169) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 484194 + ... + 552679.

Almost surely, 2^35505642139 is an apocalyptic number.

35505642139 is a deficient number, since it is larger than the sum of its proper divisors (3659162589).

35505642139 is a wasteful number, since it uses less digits than its factorization.

35505642139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1037178 (or 1037167 counting only the distinct ones).

The product of its (nonzero) digits is 486000, while the sum is 43.

The spelling of 35505642139 in words is "thirty-five billion, five hundred five million, six hundred forty-two thousand, one hundred thirty-nine".