35640043044 has 48 divisors (see below), whose sum is σ = 83676343296. Its totient is φ = 11806387200.

The previous prime is 35640043039. The next prime is 35640043051. The reversal of 35640043044 is 44034004653.

It is a junction number, because it is equal to n+sod(n) for n = 35640042996 and 35640043014.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2553204 + ... + 2567124.

It is an arithmetic number, because the mean of its divisors is an integer number (1743257152).

Almost surely, 2^35640043044 is an apocalyptic number.

It is an amenable number.

35640043044 is an abundant number, since it is smaller than the sum of its proper divisors (48036300252).

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

35640043044 is a wasteful number, since it uses less digits than its factorization.

35640043044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15236 (or 15234 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 35640043044 its reverse (44034004653), we get a palindrome (79674047697).

The spelling of 35640043044 in words is "thirty-five billion, six hundred forty million, forty-three thousand, forty-four".