44622140263 has 4 divisors (see below), whose sum is σ = 44694933928. Its totient is φ = 44549346600.

The previous prime is 44622140179. The next prime is 44622140273. The reversal of 44622140263 is 36204122644.

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 44622140263 - 2²⁵ = 44588585831 is a prime.

It is a super-2 number, since 2×44622140263² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44622140273) 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, 36395913 + ... + 36397138.

It is an arithmetic number, because the mean of its divisors is an integer number (11173733482).

Almost surely, 2^44622140263 is an apocalyptic number.

44622140263 is a deficient number, since it is larger than the sum of its proper divisors (72793665).

44622140263 is an equidigital number, since it uses as much as digits as its factorization.

44622140263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72793664.

The product of its (nonzero) digits is 55296, while the sum is 34.

The spelling of 44622140263 in words is "forty-four billion, six hundred twenty-two million, one hundred forty thousand, two hundred sixty-three".