44212645634 has 4 divisors (see below), whose sum is σ = 66318968454. Its totient is φ = 22106322816.

The previous prime is 44212645621. The next prime is 44212645657. The reversal of 44212645634 is 43654621244.

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

It can be written as a sum of positive squares in only one way, i.e., 35852286409 + 8360359225 = 189347^2 + 91435^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44212645591 and 44212645600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11053161407 + ... + 11053161410.

Almost surely, 2^44212645634 is an apocalyptic number.

44212645634 is a deficient number, since it is larger than the sum of its proper divisors (22106322820).

44212645634 is a wasteful number, since it uses less digits than its factorization.

44212645634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22106322819.

The product of its digits is 552960, while the sum is 41.

The spelling of 44212645634 in words is "forty-four billion, two hundred twelve million, six hundred forty-five thousand, six hundred thirty-four".