83118367506651 has 16 divisors (see below), whose sum is σ = 112482789095424. Its totient is φ = 54583157258784.

The previous prime is 83118367506649. The next prime is 83118367506677. The reversal of 83118367506651 is 15660576381138.

It is a happy number.

It is not a de Polignac number, because 83118367506651 - 2¹ = 83118367506649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83118367506451) 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, 2321851 + ... + 13100676.

It is an arithmetic number, because the mean of its divisors is an integer number (7030174318464).

Almost surely, 2^{83118367506651} is an apocalyptic number.

83118367506651 is a deficient number, since it is larger than the sum of its proper divisors (29364421588773).

83118367506651 is a wasteful number, since it uses less digits than its factorization.

83118367506651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15449410.

The product of its (nonzero) digits is 21772800, while the sum is 60.

The spelling of 83118367506651 in words is "eighty-three trillion, one hundred eighteen billion, three hundred sixty-seven million, five hundred six thousand, six hundred fifty-one".