5120212252566 has 16 divisors (see below), whose sum is σ = 10245476539584. Its totient is φ = 1705895411784.

The previous prime is 5120212252553. The next prime is 5120212252567. The reversal of 5120212252566 is 6652522120215.

It is a super-2 number, since 2×5120212252566² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120212252567) 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, 210488260 + ... + 210512583.

It is an arithmetic number, because the mean of its divisors is an integer number (640342283724).

Almost surely, 2^{5120212252566} is an apocalyptic number.

5120212252566 is an abundant number, since it is smaller than the sum of its proper divisors (5125264287018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5120212252566 is a wasteful number, since it uses less digits than its factorization.

5120212252566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421002875.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 5120212252566 in words is "five trillion, one hundred twenty billion, two hundred twelve million, two hundred fifty-two thousand, five hundred sixty-six".