49129595650 has 24 divisors (see below), whose sum is σ = 91391002164. Its totient is φ = 19649697600.

The previous prime is 49129595639. The next prime is 49129595687. The reversal of 49129595650 is 5659592194.

It can be written as a sum of positive squares in 6 ways, for example, as 7074660321 + 42054935329 = 84111^2 + 205073^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49129595591 and 49129595600.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 458604 + ... + 555496.

Almost surely, 2^49129595650 is an apocalyptic number.

49129595650 is a deficient number, since it is larger than the sum of its proper divisors (42261406514).

49129595650 is a wasteful number, since it uses less digits than its factorization.

49129595650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107046 (or 107041 counting only the distinct ones).

The product of its (nonzero) digits is 4374000, while the sum is 55.

The spelling of 49129595650 in words is "forty-nine billion, one hundred twenty-nine million, five hundred ninety-five thousand, six hundred fifty".