35509945512 has 64 divisors (see below), whose sum is σ = 90986938560. Its totient is φ = 11542003200.

The previous prime is 35509945511. The next prime is 35509945567. The reversal of 35509945512 is 21554990553.

It is not an unprimeable number, because it can be changed into a prime (35509945511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2159562 + ... + 2175942.

It is an arithmetic number, because the mean of its divisors is an integer number (1421670915).

Almost surely, 2^35509945512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 35509945512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45493469280).

35509945512 is an abundant number, since it is smaller than the sum of its proper divisors (55476993048).

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

35509945512 is a wasteful number, since it uses less digits than its factorization.

35509945512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18634 (or 18630 counting only the distinct ones).

The product of its (nonzero) digits is 1215000, while the sum is 48.

The spelling of 35509945512 in words is "thirty-five billion, five hundred nine million, nine hundred forty-five thousand, five hundred twelve".