83825777178748 has 24 divisors (see below), whose sum is σ = 161680833591984. Its totient is φ = 37709815411200.

The previous prime is 83825777178707. The next prime is 83825777178841. The reversal of 83825777178748 is 84787177752838.

It is a happy number.

It is a super-3 number, since 3×83825777178748³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

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, 9820260163 + ... + 9820268698.

It is an arithmetic number, because the mean of its divisors is an integer number (6736701399666).

Almost surely, 2^{83825777178748} is an apocalyptic number.

It is an amenable number.

83825777178748 is a deficient number, since it is larger than the sum of its proper divisors (77855056413236).

83825777178748 is a wasteful number, since it uses less digits than its factorization.

83825777178748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19640528973 (or 19640528971 counting only the distinct ones).

The product of its digits is 8260976640, while the sum is 82.

The spelling of 83825777178748 in words is "eighty-three trillion, eight hundred twenty-five billion, seven hundred seventy-seven million, one hundred seventy-eight thousand, seven hundred forty-eight".