83841694450 has 12 divisors (see below), whose sum is σ = 155945551770. Its totient is φ = 33536677760.

The previous prime is 83841694393. The next prime is 83841694481. The reversal of 83841694450 is 5449614838.

It can be written as a sum of positive squares in 3 ways, for example, as 69991464481 + 13850229969 = 264559^2 + 117687^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 838416895 + ... + 838416994.

Almost surely, 2^83841694450 is an apocalyptic number.

83841694450 is a deficient number, since it is larger than the sum of its proper divisors (72103857320).

83841694450 is a wasteful number, since it uses less digits than its factorization.

83841694450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1676833901 (or 1676833896 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 83841694450 in words is "eighty-three billion, eight hundred forty-one million, six hundred ninety-four thousand, four hundred fifty".