83291190293904 has 20 divisors (see below), whose sum is σ = 215168908259376. Its totient is φ = 27763730097952.

The previous prime is 83291190293897. The next prime is 83291190293911. The reversal of 83291190293904 is 40939209119238.

It is an interprime number because it is at equal distance from previous prime (83291190293897) and next prime (83291190293911).

It is a super-2 number, since 2×83291190293904² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867616565514 + ... + 867616565609.

Almost surely, 2^{83291190293904} is an apocalyptic number.

It is an amenable number.

83291190293904 is an abundant number, since it is smaller than the sum of its proper divisors (131877717965472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83291190293904 is a wasteful number, since it uses less digits than its factorization.

83291190293904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735233131134 (or 1735233131128 counting only the distinct ones).

The product of its (nonzero) digits is 7558272, while the sum is 60.

The spelling of 83291190293904 in words is "eighty-three trillion, two hundred ninety-one billion, one hundred ninety million, two hundred ninety-three thousand, nine hundred four".