55570038850 has 12 divisors (see below), whose sum is σ = 103360272354. Its totient is φ = 22228015520.

The previous prime is 55570038833. The next prime is 55570038859. The reversal of 55570038850 is 5883007555.

It can be written as a sum of positive squares in 3 ways, for example, as 37003523769 + 18566515081 = 192363^2 + 136259^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55570038850.

It is not an unprimeable number, because it can be changed into a prime (55570038859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 555700339 + ... + 555700438.

Almost surely, 2^55570038850 is an apocalyptic number.

55570038850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

55570038850 is a deficient number, since it is larger than the sum of its proper divisors (47790233504).

55570038850 is a wasteful number, since it uses less digits than its factorization.

55570038850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111400789 (or 1111400784 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 46.

The spelling of 55570038850 in words is "fifty-five billion, five hundred seventy million, thirty-eight thousand, eight hundred fifty".