35388239640 has 64 divisors (see below), whose sum is σ = 114331240800. Its totient is φ = 8710950912.

The previous prime is 35388239611. The next prime is 35388239647. The reversal of 35388239640 is 4693288353.

35388239640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35388239647) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11340825 + ... + 11343944.

Almost surely, 2^35388239640 is an apocalyptic number.

35388239640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

35388239640 is an abundant number, since it is smaller than the sum of its proper divisors (78943001160).

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

35388239640 is a wasteful number, since it uses less digits than its factorization.

35388239640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22684796 (or 22684792 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 35388239640 in words is "thirty-five billion, three hundred eighty-eight million, two hundred thirty-nine thousand, six hundred forty".