49655047636 has 24 divisors (see below), whose sum is σ = 88122008744. Its totient is φ = 24477603840.

The previous prime is 49655047619. The next prime is 49655047639. The reversal of 49655047636 is 63674055694.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1362348100 + 48292699536 = 36910^2 + 219756^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49655047639) 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, 724366 + ... + 789946.

Almost surely, 2^49655047636 is an apocalyptic number.

It is an amenable number.

49655047636 is a deficient number, since it is larger than the sum of its proper divisors (38466961108).

49655047636 is a wasteful number, since it uses less digits than its factorization.

49655047636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68251 (or 68249 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 55.

The spelling of 49655047636 in words is "forty-nine billion, six hundred fifty-five million, forty-seven thousand, six hundred thirty-six".