51612636626103 has 16 divisors (see below), whose sum is σ = 78786048395520. Its totient is φ = 29441102281536.

The previous prime is 51612636626077. The next prime is 51612636626137. The reversal of 51612636626103 is 30162663621615.

It is not a de Polignac number, because 51612636626103 - 2¹⁶ = 51612636560567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51612636626003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2159693325 + ... + 2159717222.

It is an arithmetic number, because the mean of its divisors is an integer number (4924128024720).

Almost surely, 2^{51612636626103} is an apocalyptic number.

51612636626103 is a deficient number, since it is larger than the sum of its proper divisors (27173411769417).

51612636626103 is a wasteful number, since it uses less digits than its factorization.

51612636626103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4319411126.

The product of its (nonzero) digits is 1399680, while the sum is 48.

The spelling of 51612636626103 in words is "fifty-one trillion, six hundred twelve billion, six hundred thirty-six million, six hundred twenty-six thousand, one hundred three".