65353261394 has 16 divisors (see below), whose sum is σ = 101676185496. Its totient is φ = 31478688000.

The previous prime is 65353261361. The next prime is 65353261399. The reversal of 65353261394 is 49316235356.

It can be written as a sum of positive squares in 4 ways, for example, as 64777885225 + 575376169 = 254515^2 + 23987^2 .

It is not an unprimeable number, because it can be changed into a prime (65353261399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4364567 + ... + 4379514.

Almost surely, 2^65353261394 is an apocalyptic number.

65353261394 is a deficient number, since it is larger than the sum of its proper divisors (36322924102).

65353261394 is a wasteful number, since it uses less digits than its factorization.

65353261394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8744221.

The product of its digits is 1749600, while the sum is 47.

The spelling of 65353261394 in words is "sixty-five billion, three hundred fifty-three million, two hundred sixty-one thousand, three hundred ninety-four".