44971261311 has 8 divisors (see below), whose sum is σ = 60511789360. Its totient is φ = 29705787072.

The previous prime is 44971261303. The next prime is 44971261331. The reversal of 44971261311 is 11316217944.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 44971261311 - 2³ = 44971261303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44971261311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44971261331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68763070 + ... + 68763723.

It is an arithmetic number, because the mean of its divisors is an integer number (7563973670).

Almost surely, 2^44971261311 is an apocalyptic number.

44971261311 is a deficient number, since it is larger than the sum of its proper divisors (15540528049).

44971261311 is a wasteful number, since it uses less digits than its factorization.

44971261311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137526905.

The product of its digits is 36288, while the sum is 39.

The spelling of 44971261311 in words is "forty-four billion, nine hundred seventy-one million, two hundred sixty-one thousand, three hundred eleven".