53116618851 has 6 divisors (see below), whose sum is σ = 76724005020. Its totient is φ = 35411079228.

The previous prime is 53116618837. The next prime is 53116618981. The reversal of 53116618851 is 15881661135.

It is a happy number.

53116618851 is a `hidden beast` number, since 531 + 1 + 6 + 61 + 8 + 8 + 51 = 666.

It is not a de Polignac number, because 53116618851 - 2⁶ = 53116618787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53116618797 and 53116618806.

It is not an unprimeable number, because it can be changed into a prime (53116638851) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2950923261 + ... + 2950923278.

It is an arithmetic number, because the mean of its divisors is an integer number (12787334170).

Almost surely, 2^53116618851 is an apocalyptic number.

53116618851 is a deficient number, since it is larger than the sum of its proper divisors (23607386169).

53116618851 is a wasteful number, since it uses less digits than its factorization.

53116618851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5901846545 (or 5901846542 counting only the distinct ones).

The product of its digits is 172800, while the sum is 45.

The spelling of 53116618851 in words is "fifty-three billion, one hundred sixteen million, six hundred eighteen thousand, eight hundred fifty-one".