49400722671 has 16 divisors (see below), whose sum is σ = 71058091104. Its totient is φ = 30411689984.

The previous prime is 49400722663. The next prime is 49400722691. The reversal of 49400722671 is 17622700494.

It is a cyclic number.

It is not a de Polignac number, because 49400722671 - 2³ = 49400722663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49400722601) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 9135426 + ... + 9140831.

It is an arithmetic number, because the mean of its divisors is an integer number (4441130694).

Almost surely, 2^49400722671 is an apocalyptic number.

49400722671 is a deficient number, since it is larger than the sum of its proper divisors (21657368433).

49400722671 is a wasteful number, since it uses less digits than its factorization.

49400722671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18276330.

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 49400722671 in words is "forty-nine billion, four hundred million, seven hundred twenty-two thousand, six hundred seventy-one".