72442466043 has 4 divisors (see below), whose sum is σ = 96589954728. Its totient is φ = 48294977360.

The previous prime is 72442466029. The next prime is 72442466137. The reversal of 72442466043 is 34066424427.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72442466043 - 2²⁶ = 72375357179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 72442465986 and 72442466004.

It is not an unprimeable number, because it can be changed into a prime (72442467043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12073744338 + ... + 12073744343.

It is an arithmetic number, because the mean of its divisors is an integer number (24147488682).

Almost surely, 2^72442466043 is an apocalyptic number.

72442466043 is a deficient number, since it is larger than the sum of its proper divisors (24147488685).

72442466043 is a wasteful number, since it uses less digits than its factorization.

72442466043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24147488684.

The product of its (nonzero) digits is 774144, while the sum is 42.

The spelling of 72442466043 in words is "seventy-two billion, four hundred forty-two million, four hundred sixty-six thousand, forty-three".