50520251050 has 24 divisors (see below), whose sum is σ = 94378027500. Its totient is φ = 20119850880.

The previous prime is 50520251021. The next prime is 50520251059. The reversal of 50520251050 is 5015202505.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 42330182049 + 8190069001 = 205743^2 + 90499^2 .

It is a super-2 number, since 2×50520251050² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (50520251059) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2194675 + ... + 2217574.

Almost surely, 2^50520251050 is an apocalyptic number.

50520251050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50520251050 is a deficient number, since it is larger than the sum of its proper divisors (43857776450).

50520251050 is a wasteful number, since it uses less digits than its factorization.

50520251050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4412490 (or 4412485 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 25.

Adding to 50520251050 its reverse (5015202505), we get a palindrome (55535453555).

The spelling of 50520251050 in words is "fifty billion, five hundred twenty million, two hundred fifty-one thousand, fifty".