83082261563545 has 8 divisors (see below), whose sum is σ = 99699586230024. Its totient is φ = 66465227681664.

The previous prime is 83082261563537. The next prime is 83082261563633. The reversal of 83082261563545 is 54536516228038.

It can be written as a sum of positive squares in 4 ways, for example, as 3134146203904 + 79948115359641 = 1770352^2 + 8941371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83082261563545 - 2³ = 83082261563537 is a prime.

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 83082261563545.

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, 72067074 + ... + 73210843.

It is an arithmetic number, because the mean of its divisors is an integer number (12462448278753).

Almost surely, 2^{83082261563545} is an apocalyptic number.

It is an amenable number.

83082261563545 is a deficient number, since it is larger than the sum of its proper divisors (16617324666479).

83082261563545 is a wasteful number, since it uses less digits than its factorization.

83082261563545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145392299.

The product of its (nonzero) digits is 41472000, while the sum is 58.

The spelling of 83082261563545 in words is "eighty-three trillion, eighty-two billion, two hundred sixty-one million, five hundred sixty-three thousand, five hundred forty-five".