65413313444 has 12 divisors (see below), whose sum is σ = 114481686144. Its totient is φ = 32704260264.

The previous prime is 65413313419. The next prime is 65413313447. The reversal of 65413313444 is 44431331456.

It is a super-2 number, since 2×65413313444² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65413313398 and 65413313407.

It is not an unprimeable number, because it can be changed into a prime (65413313447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536984 + ... + 647439.

It is an arithmetic number, because the mean of its divisors is an integer number (9540140512).

Almost surely, 2^65413313444 is an apocalyptic number.

It is an amenable number.

65413313444 is a deficient number, since it is larger than the sum of its proper divisors (49068372700).

65413313444 is a wasteful number, since it uses less digits than its factorization.

65413313444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198234 (or 1198232 counting only the distinct ones).

The product of its digits is 207360, while the sum is 38.

The spelling of 65413313444 in words is "sixty-five billion, four hundred thirteen million, three hundred thirteen thousand, four hundred forty-four".