49671482641 has 9 divisors (see below), whose sum is σ = 54600274939. Its totient is φ = 45153664600.

The previous prime is 49671482633. The next prime is 49671482647. The reversal of 49671482641 is 14628417694.

It is a happy number.

The square root of 49671482641 is 222871.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 591511041 + 49079971600 = 24321^2 + 221540^2 .

It is not a de Polignac number, because 49671482641 - 2³ = 49671482633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49671482647) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2441451 + ... + 2461711.

Almost surely, 2^49671482641 is an apocalyptic number.

49671482641 is the 222871-st square number.

49671482641 is the 111436-th centered octagonal number.

It is an amenable number.

49671482641 is a deficient number, since it is larger than the sum of its proper divisors (4928792298).

49671482641 is an frugal number, since it uses more digits than its factorization.

49671482641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40544 (or 20272 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The spelling of 49671482641 in words is "forty-nine billion, six hundred seventy-one million, four hundred eighty-two thousand, six hundred forty-one".