83030275078 has 4 divisors (see below), whose sum is σ = 124545412620. Its totient is φ = 41515137538.

The previous prime is 83030275067. The next prime is 83030275147. The reversal of 83030275078 is 87057203038.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20757568768 + ... + 20757568771.

It is an arithmetic number, because the mean of its divisors is an integer number (31136353155).

Almost surely, 2^83030275078 is an apocalyptic number.

83030275078 is a deficient number, since it is larger than the sum of its proper divisors (41515137542).

83030275078 is a wasteful number, since it uses less digits than its factorization.

83030275078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41515137541.

The product of its (nonzero) digits is 282240, while the sum is 43.

The spelling of 83030275078 in words is "eighty-three billion, thirty million, two hundred seventy-five thousand, seventy-eight".