51102250370 has 8 divisors (see below), whose sum is σ = 91984050684. Its totient is φ = 20440900144.

The previous prime is 51102250369. The next prime is 51102250403. The reversal of 51102250370 is 7305220115.

It can be written as a sum of positive squares in 2 ways, for example, as 49706256601 + 1395993769 = 222949^2 + 37363^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×51102250370² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2555112509 + ... + 2555112528.

Almost surely, 2^51102250370 is an apocalyptic number.

51102250370 is a deficient number, since it is larger than the sum of its proper divisors (40881800314).

51102250370 is a wasteful number, since it uses less digits than its factorization.

51102250370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5110225044.

The product of its (nonzero) digits is 2100, while the sum is 26.

Adding to 51102250370 its reverse (7305220115), we get a palindrome (58407470485).

The spelling of 51102250370 in words is "fifty-one billion, one hundred two million, two hundred fifty thousand, three hundred seventy".