65340204100 has 36 divisors (see below), whose sum is σ = 142196930064. Its totient is φ = 26060747680.

The previous prime is 65340204077. The next prime is 65340204101. The reversal of 65340204100 is 140204356.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (65340204101) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 906802 + ... + 976201.

It is an arithmetic number, because the mean of its divisors is an integer number (3949914724).

Almost surely, 2^65340204100 is an apocalyptic number.

It is an amenable number.

65340204100 is an abundant number, since it is smaller than the sum of its proper divisors (76856725964).

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

65340204100 is a wasteful number, since it uses less digits than its factorization.

65340204100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1883364 (or 1883357 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 65340204100 its reverse (140204356), we get a palindrome (65480408456).

The spelling of 65340204100 in words is "sixty-five billion, three hundred forty million, two hundred four thousand, one hundred".