51066656161510 has 32 divisors (see below), whose sum is σ = 100290316460832. Its totient is φ = 18567105473280.

The previous prime is 51066656161487. The next prime is 51066656161529. The reversal of 51066656161510 is 1516165666015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31552897 + ... + 33131836.

It is an arithmetic number, because the mean of its divisors is an integer number (3134072389401).

Almost surely, 2^{51066656161510} is an apocalyptic number.

51066656161510 is a deficient number, since it is larger than the sum of its proper divisors (49223660299322).

51066656161510 is a wasteful number, since it uses less digits than its factorization.

51066656161510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64691928.

The product of its (nonzero) digits is 972000, while the sum is 49.

The spelling of 51066656161510 in words is "fifty-one trillion, sixty-six billion, six hundred fifty-six million, one hundred sixty-one thousand, five hundred ten".