505220150643406 has 16 divisors (see below), whose sum is σ = 849067771598640. Its totient is φ = 223438887262080.

The previous prime is 505220150643367. The next prime is 505220150643407. The reversal of 505220150643406 is 604346051022505.

It is a super-2 number, since 2×505220150643406² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505220150643407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310331787051 + ... + 310331788678.

It is an arithmetic number, because the mean of its divisors is an integer number (53066735724915).

Almost surely, 2^{505220150643406} is an apocalyptic number.

505220150643406 is a deficient number, since it is larger than the sum of its proper divisors (343847620955234).

505220150643406 is a wasteful number, since it uses less digits than its factorization.

505220150643406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620663575779.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 505220150643406 in words is "five hundred five trillion, two hundred twenty billion, one hundred fifty million, six hundred forty-three thousand, four hundred six".