51616335013347 has 32 divisors (see below), whose sum is σ = 76427575031808. Its totient is φ = 30786244799616.

The previous prime is 51616335013339. The next prime is 51616335013387. The reversal of 51616335013347 is 74331053361615.

It is a happy number.

It is not a de Polignac number, because 51616335013347 - 2³ = 51616335013339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51616335013296 and 51616335013305.

It is not an unprimeable number, because it can be changed into a prime (51616335013387) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 136507728 + ... + 136885325.

It is an arithmetic number, because the mean of its divisors is an integer number (2388361719744).

Almost surely, 2^{51616335013347} is an apocalyptic number.

51616335013347 is a deficient number, since it is larger than the sum of its proper divisors (24811240018461).

51616335013347 is a wasteful number, since it uses less digits than its factorization.

51616335013347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273393219.

The product of its (nonzero) digits is 2041200, while the sum is 48.

The spelling of 51616335013347 in words is "fifty-one trillion, six hundred sixteen billion, three hundred thirty-five million, thirteen thousand, three hundred forty-seven".