40433231034 has 48 divisors (see below), whose sum is σ = 103572817920. Its totient is φ = 11153993760.

The previous prime is 40433231009. The next prime is 40433231039. The reversal of 40433231034 is 43013233404.

It is a junction number, because it is equal to n+sod(n) for n = 40433230989 and 40433231007.

It is not an unprimeable number, because it can be changed into a prime (40433231039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5529082 + ... + 5536389.

It is an arithmetic number, because the mean of its divisors is an integer number (2157767040).

Almost surely, 2^40433231034 is an apocalyptic number.

40433231034 is an abundant number, since it is smaller than the sum of its proper divisors (63139586886).

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

40433231034 is a wasteful number, since it uses less digits than its factorization.

40433231034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11065515 (or 11065512 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 40433231034 its reverse (43013233404), we get a palindrome (83446464438).

The spelling of 40433231034 in words is "forty billion, four hundred thirty-three million, two hundred thirty-one thousand, thirty-four".