49511156 has 6 divisors (see below), whose sum is σ = 86644530. Its totient is φ = 24755576.

The previous prime is 49511153. The next prime is 49511159. The reversal of 49511156 is 65111594.

It is an interprime number because it is at equal distance from previous prime (49511153) and next prime (49511159).

It can be written as a sum of positive squares in only one way, i.e., 31584400 + 17926756 = 5620^2 + 4234^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49511153) 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 as a sum of consecutive naturals, namely, 6188891 + ... + 6188898.

It is an arithmetic number, because the mean of its divisors is an integer number (14440755).

Almost surely, 2^49511156 is an apocalyptic number.

It is an amenable number.

49511156 is a deficient number, since it is larger than the sum of its proper divisors (37133374).

49511156 is a wasteful number, since it uses less digits than its factorization.

49511156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12377793 (or 12377791 counting only the distinct ones).

The product of its digits is 5400, while the sum is 32.

The square root of 49511156 is about 7036.4164174671. The cubic root of 49511156 is about 367.1986045991.

The spelling of 49511156 in words is "forty-nine million, five hundred eleven thousand, one hundred fifty-six".