83688615746 has 16 divisors (see below), whose sum is σ = 129593011968. Its totient is φ = 40491166800.

The previous prime is 83688615691. The next prime is 83688615779. The reversal of 83688615746 is 64751688638.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 815276 + ... + 912168.

It is an arithmetic number, because the mean of its divisors is an integer number (8099563248).

Almost surely, 2^83688615746 is an apocalyptic number.

83688615746 is a deficient number, since it is larger than the sum of its proper divisors (45904396222).

83688615746 is a wasteful number, since it uses less digits than its factorization.

83688615746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110857.

The product of its digits is 46448640, while the sum is 62.

The spelling of 83688615746 in words is "eighty-three billion, six hundred eighty-eight million, six hundred fifteen thousand, seven hundred forty-six".