51335555252222 has 16 divisors (see below), whose sum is σ = 77870713456800. Its totient is φ = 25378666874880.

The previous prime is 51335555252171. The next prime is 51335555252227. The reversal of 51335555252222 is 22225255553315.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51335555252227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2393447 + ... + 10411517.

It is an arithmetic number, because the mean of its divisors is an integer number (4866919591050).

Almost surely, 2^{51335555252222} is an apocalyptic number.

51335555252222 is a deficient number, since it is larger than the sum of its proper divisors (26535158204578).

51335555252222 is a wasteful number, since it uses less digits than its factorization.

51335555252222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8054131.

The product of its digits is 4500000, while the sum is 47.

The spelling of 51335555252222 in words is "fifty-one trillion, three hundred thirty-five billion, five hundred fifty-five million, two hundred fifty-two thousand, two hundred twenty-two".