4006437632043 has 48 divisors (see below), whose sum is σ = 6893879829120. Its totient is φ = 2045990553600.

The previous prime is 4006437632009. The next prime is 4006437632101. The reversal of 4006437632043 is 3402367346004.

It is not a de Polignac number, because 4006437632043 - 2⁹ = 4006437631531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4006437631986 and 4006437632004.

It is not an unprimeable number, because it can be changed into a prime (4006437632543) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20902038 + ... + 21092843.

It is an arithmetic number, because the mean of its divisors is an integer number (143622496440).

Almost surely, 2^{4006437632043} is an apocalyptic number.

4006437632043 is a deficient number, since it is larger than the sum of its proper divisors (2887442197077).

4006437632043 is a wasteful number, since it uses less digits than its factorization.

4006437632043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41994968 (or 41994961 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 42.

The spelling of 4006437632043 in words is "four trillion, six billion, four hundred thirty-seven million, six hundred thirty-two thousand, forty-three".