65200908402 has 96 divisors (see below), whose sum is σ = 170027320320. Its totient is φ = 17640050400.

The previous prime is 65200908391. The next prime is 65200908427. The reversal of 65200908402 is 20480900256.

It is a happy number.

65200908402 is a `hidden beast` number, since 6 + 520 + 0 + 90 + 8 + 40 + 2 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6418027 + ... + 6428177.

It is an arithmetic number, because the mean of its divisors is an integer number (1771117920).

Almost surely, 2^65200908402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65200908402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85013660160).

65200908402 is an abundant number, since it is smaller than the sum of its proper divisors (104826411918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65200908402 is a wasteful number, since it uses less digits than its factorization.

65200908402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12868 (or 12865 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 65200908402 in words is "sixty-five billion, two hundred million, nine hundred eight thousand, four hundred two".