84904915268 has 12 divisors (see below), whose sum is σ = 150253081020. Its totient is φ = 41975463552.

The previous prime is 84904915237. The next prime is 84904915279. The reversal of 84904915268 is 86251940948.

It can be written as a sum of positive squares in 2 ways, for example, as 7126398724 + 77778516544 = 84418^2 + 278888^2 .

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, 119248121 + ... + 119248832.

It is an arithmetic number, because the mean of its divisors is an integer number (12521090085).

Almost surely, 2^84904915268 is an apocalyptic number.

It is an amenable number.

84904915268 is a deficient number, since it is larger than the sum of its proper divisors (65348165752).

84904915268 is a wasteful number, since it uses less digits than its factorization.

84904915268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238497046 (or 238497044 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 56.

The spelling of 84904915268 in words is "eighty-four billion, nine hundred four million, nine hundred fifteen thousand, two hundred sixty-eight".