83711775548 has 12 divisors (see below), whose sum is σ = 146498297232. Its totient is φ = 41855119200.

The previous prime is 83711775533. The next prime is 83711775551. The reversal of 83711775548 is 84557711738.

It is a super-2 number, since 2×83711775548² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83711775493 and 83711775502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103448 + ... + 422048.

It is an arithmetic number, because the mean of its divisors is an integer number (12208191436).

Almost surely, 2^83711775548 is an apocalyptic number.

It is an amenable number.

83711775548 is a deficient number, since it is larger than the sum of its proper divisors (62786521684).

83711775548 is a wasteful number, since it uses less digits than its factorization.

83711775548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384292 (or 384290 counting only the distinct ones).

The product of its digits is 6585600, while the sum is 56.

The spelling of 83711775548 in words is "eighty-three billion, seven hundred eleven million, seven hundred seventy-five thousand, five hundred forty-eight".