49394677028 has 6 divisors (see below), whose sum is σ = 86440684806. Its totient is φ = 24697338512.

The previous prime is 49394677021. The next prime is 49394677039. The reversal of 49394677028 is 82077649394.

It can be written as a sum of positive squares in only one way, i.e., 49017074404 + 377602624 = 221398^2 + 19432^2 .

It is not an unprimeable number, because it can be changed into a prime (49394677021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6174334625 + ... + 6174334632.

It is an arithmetic number, because the mean of its divisors is an integer number (14406780801).

Almost surely, 2^49394677028 is an apocalyptic number.

It is an amenable number.

49394677028 is a deficient number, since it is larger than the sum of its proper divisors (37046007778).

49394677028 is a wasteful number, since it uses less digits than its factorization.

49394677028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12348669261 (or 12348669259 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 59.

The spelling of 49394677028 in words is "forty-nine billion, three hundred ninety-four million, six hundred seventy-seven thousand, twenty-eight".