43030000042040 has 32 divisors (see below), whose sum is σ = 105619091013360. Its totient is φ = 15647272742400.

The previous prime is 43030000041967. The next prime is 43030000042067. The reversal of 43030000042040 is 4024000003034.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48897726881 + ... + 48897727760.

Almost surely, 2^{43030000042040} is an apocalyptic number.

43030000042040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43030000042040 is an abundant number, since it is smaller than the sum of its proper divisors (62589090971320).

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

43030000042040 is a wasteful number, since it uses less digits than its factorization.

43030000042040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97795454663 (or 97795454659 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 43030000042040 its reverse (4024000003034), we get a palindrome (47054000045074).

The spelling of 43030000042040 in words is "forty-three trillion, thirty billion, forty-two thousand, forty".