83613588490 has 8 divisors (see below), whose sum is σ = 150504459300. Its totient is φ = 33445435392.

The previous prime is 83613588463. The next prime is 83613588571. The reversal of 83613588490 is 9488531638.

It can be written as a sum of positive squares in 2 ways, for example, as 82342024209 + 1271564281 = 286953^2 + 35659^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4180679415 + ... + 4180679434.

Almost surely, 2^83613588490 is an apocalyptic number.

83613588490 is a deficient number, since it is larger than the sum of its proper divisors (66890870810).

83613588490 is a wasteful number, since it uses less digits than its factorization.

83613588490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8361358856.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 83613588490 in words is "eighty-three billion, six hundred thirteen million, five hundred eighty-eight thousand, four hundred ninety".