65394333349356 has 24 divisors (see below), whose sum is σ = 166458303071424. Its totient is φ = 19816464651280.

The previous prime is 65394333349259. The next prime is 65394333349357.

65394333349356 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×65394333349356² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (65394333349357) 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, 247705808010 + ... + 247705808273.

It is an arithmetic number, because the mean of its divisors is an integer number (6935762627976).

Almost surely, 2^{65394333349356} is an apocalyptic number.

65394333349356 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

65394333349356 is an abundant number, since it is smaller than the sum of its proper divisors (101063969722068).

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

65394333349356 is a wasteful number, since it uses less digits than its factorization.

65394333349356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495411616301 (or 495411616299 counting only the distinct ones).

The product of its digits is 850305600, while the sum is 66.

The spelling of 65394333349356 in words is "sixty-five trillion, three hundred ninety-four billion, three hundred thirty-three million, three hundred forty-nine thousand, three hundred fifty-six".