51010629 has 4 divisors (see below), whose sum is σ = 68014176. Its totient is φ = 34007084.

The previous prime is 51010627. The next prime is 51010639. The reversal of 51010629 is 92601015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 51010629 - 2¹ = 51010627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51010599 and 51010608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51010627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8501769 + ... + 8501774.

It is an arithmetic number, because the mean of its divisors is an integer number (17003544).

Almost surely, 2^51010629 is an apocalyptic number.

It is an amenable number.

51010629 is a deficient number, since it is larger than the sum of its proper divisors (17003547).

51010629 is a wasteful number, since it uses less digits than its factorization.

51010629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17003546.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 51010629 is about 7142.1725686236. The cubic root of 51010629 is about 370.8687378168.

The spelling of 51010629 in words is "fifty-one million, ten thousand, six hundred twenty-nine".