65074989604 has 9 divisors (see below), whose sum is σ = 113882124657. Its totient is φ = 32537239704.

The previous prime is 65074989583. The next prime is 65074989613. The reversal of 65074989604 is 40698947056.

It is a happy number.

The square root of 65074989604 is 255098.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 64871071204 + 203918400 = 254698^2 + 14280^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 446422 + ... + 573970.

Almost surely, 2^65074989604 is an apocalyptic number.

65074989604 is the 255098-th square number.

It is an amenable number.

65074989604 is a deficient number, since it is larger than the sum of its proper divisors (48807135053).

65074989604 is an frugal number, since it uses more digits than its factorization.

65074989604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255102 (or 127551 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 65074989604 in words is "sixty-five billion, seventy-four million, nine hundred eighty-nine thousand, six hundred four".