83733766536 has 64 divisors (see below), whose sum is σ = 251830886400. Its totient is φ = 22664778048.

The previous prime is 83733766513. The next prime is 83733766583. The reversal of 83733766536 is 63566733738.

It is a happy number.

It is a super-2 number, since 2×83733766536² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13113000 + ... + 13119383.

It is an arithmetic number, because the mean of its divisors is an integer number (3934857600).

Almost surely, 2^83733766536 is an apocalyptic number.

It is an amenable number.

83733766536 is an abundant number, since it is smaller than the sum of its proper divisors (168097119864).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83733766536 is a wasteful number, since it uses less digits than its factorization.

83733766536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26232418 (or 26232414 counting only the distinct ones).

The product of its digits is 34292160, while the sum is 57.

The spelling of 83733766536 in words is "eighty-three billion, seven hundred thirty-three million, seven hundred sixty-six thousand, five hundred thirty-six".