43042040004 has 48 divisors (see below), whose sum is σ = 103925707200. Its totient is φ = 13848460416.

The previous prime is 43042039991. The next prime is 43042040123. The reversal of 43042040004 is 40004024034.

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, 1274059 + ... + 1307405.

It is an arithmetic number, because the mean of its divisors is an integer number (2165118900).

Almost surely, 2^43042040004 is an apocalyptic number.

It is an amenable number.

43042040004 is an abundant number, since it is smaller than the sum of its proper divisors (60883667196).

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

43042040004 is a wasteful number, since it uses less digits than its factorization.

43042040004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37092 (or 37090 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 43042040004 its reverse (40004024034), we get a palindrome (83046064038).

The spelling of 43042040004 in words is "forty-three billion, forty-two million, forty thousand, four".