51601435210 has 32 divisors (see below), whose sum is σ = 100626406272. Its totient is φ = 18938740800.

The previous prime is 51601435189. The next prime is 51601435213. The reversal of 51601435210 is 1253410615.

It is not an unprimeable number, because it can be changed into a prime (51601435213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1166716 + ... + 1210135.

It is an arithmetic number, because the mean of its divisors is an integer number (3144575196).

Almost surely, 2^51601435210 is an apocalyptic number.

51601435210 is a deficient number, since it is larger than the sum of its proper divisors (49024971062).

51601435210 is a wasteful number, since it uses less digits than its factorization.

51601435210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377038.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 51601435210 its reverse (1253410615), we get a palindrome (52854845825).

The spelling of 51601435210 in words is "fifty-one billion, six hundred one million, four hundred thirty-five thousand, two hundred ten".