51626053 has 4 divisors (see below), whose sum is σ = 53870688. Its totient is φ = 49381420.

The previous prime is 51626039. The next prime is 51626077. The reversal of 51626053 is 35062615.

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 51626053 - 2²⁵ = 18071621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51626033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1122283 + ... + 1122328.

It is an arithmetic number, because the mean of its divisors is an integer number (13467672).

Almost surely, 2^51626053 is an apocalyptic number.

It is an amenable number.

51626053 is a deficient number, since it is larger than the sum of its proper divisors (2244635).

51626053 is a wasteful number, since it uses less digits than its factorization.

51626053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2244634.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 51626053 is about 7185.1272083381. The cubic root of 51626053 is about 372.3542435311.

Adding to 51626053 its reverse (35062615), we get a palindrome (86688668).

It can be divided in two parts, 516 and 26053, that added together give a square (26569 = 163²).

The spelling of 51626053 in words is "fifty-one million, six hundred twenty-six thousand, fifty-three".