83291281802 has 16 divisors (see below), whose sum is σ = 128976164352. Its totient is φ = 40299414960.

The previous prime is 83291281783. The next prime is 83291281813. The reversal of 83291281802 is 20818219238.

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, 1052843 + ... + 1129185.

It is an arithmetic number, because the mean of its divisors is an integer number (8061010272).

Almost surely, 2^83291281802 is an apocalyptic number.

83291281802 is a deficient number, since it is larger than the sum of its proper divisors (45684882550).

83291281802 is a wasteful number, since it uses less digits than its factorization.

83291281802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93973.

The product of its (nonzero) digits is 110592, while the sum is 44.

The spelling of 83291281802 in words is "eighty-three billion, two hundred ninety-one million, two hundred eighty-one thousand, eight hundred two".