49931155556 has 6 divisors (see below), whose sum is σ = 87379522230. Its totient is φ = 24965577776.

The previous prime is 49931155543. The next prime is 49931155559. The reversal of 49931155556 is 65555113994.

It can be written as a sum of positive squares in only one way, i.e., 37107857956 + 12823297600 = 192634^2 + 113240^2 .

It is a junction number, because it is equal to n+sod(n) for n = 49931155498 and 49931155507.

It is not an unprimeable number, because it can be changed into a prime (49931155559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6241394441 + ... + 6241394448.

It is an arithmetic number, because the mean of its divisors is an integer number (14563253705).

Almost surely, 2^49931155556 is an apocalyptic number.

It is an amenable number.

49931155556 is a deficient number, since it is larger than the sum of its proper divisors (37448366674).

49931155556 is a wasteful number, since it uses less digits than its factorization.

49931155556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12482788893 (or 12482788891 counting only the distinct ones).

The product of its digits is 3645000, while the sum is 53.

The spelling of 49931155556 in words is "forty-nine billion, nine hundred thirty-one million, one hundred fifty-five thousand, five hundred fifty-six".