55505348937050 has 12 divisors (see below), whose sum is σ = 103239949023006. Its totient is φ = 22202139574800.

The previous prime is 55505348937011. The next prime is 55505348937083. The reversal of 55505348937050 is 5073984350555.

It can be written as a sum of positive squares in 3 ways, for example, as 29077514015449 + 26427834921601 = 5392357^2 + 5140801^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555053489321 + ... + 555053489420.

Almost surely, 2^{55505348937050} is an apocalyptic number.

55505348937050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55505348937050 is a deficient number, since it is larger than the sum of its proper divisors (47734600085956).

55505348937050 is a wasteful number, since it uses less digits than its factorization.

55505348937050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1110106978753 (or 1110106978748 counting only the distinct ones).

The product of its (nonzero) digits is 56700000, while the sum is 59.

The spelling of 55505348937050 in words is "fifty-five trillion, five hundred five billion, three hundred forty-eight million, nine hundred thirty-seven thousand, fifty".