35640742844 has 24 divisors (see below), whose sum is σ = 71509239648. Its totient is φ = 15225799680.

The previous prime is 35640742843. The next prime is 35640742867. The reversal of 35640742844 is 44824704653.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35640742843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2024597 + ... + 2042124.

It is an arithmetic number, because the mean of its divisors is an integer number (2979551652).

Almost surely, 2^35640742844 is an apocalyptic number.

It is an amenable number.

35640742844 is an abundant number, since it is smaller than the sum of its proper divisors (35868496804).

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

35640742844 is a wasteful number, since it uses less digits than its factorization.

35640742844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4067045 (or 4067043 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 47.

The spelling of 35640742844 in words is "thirty-five billion, six hundred forty million, seven hundred forty-two thousand, eight hundred forty-four".