83278280575075 has 24 divisors (see below), whose sum is σ = 103483835110656. Its totient is φ = 66481536852000.

The previous prime is 83278280575057. The next prime is 83278280575159. The reversal of 83278280575075 is 57057508287238.

It is not a de Polignac number, because 83278280575075 - 2²⁷ = 83278146357347 is a prime.

It is a super-2 number, since 2×83278280575075² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 83278280575075.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63034530 + ... + 64342120.

It is an arithmetic number, because the mean of its divisors is an integer number (4311826462944).

Almost surely, 2^{83278280575075} is an apocalyptic number.

83278280575075 is a deficient number, since it is larger than the sum of its proper divisors (20205554535581).

83278280575075 is a wasteful number, since it uses less digits than its factorization.

83278280575075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312995 (or 1312990 counting only the distinct ones).

The product of its (nonzero) digits is 263424000, while the sum is 67.

The spelling of 83278280575075 in words is "eighty-three trillion, two hundred seventy-eight billion, two hundred eighty million, five hundred seventy-five thousand, seventy-five".