65532361244 has 24 divisors (see below), whose sum is σ = 133213327968. Its totient is φ = 27624882240.

The previous prime is 65532361099. The next prime is 65532361253. The reversal of 65532361244 is 44216323556.

It is a super-2 number, since 2×65532361244² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19182239 + ... + 19185654.

It is an arithmetic number, because the mean of its divisors is an integer number (5550555332).

Almost surely, 2^65532361244 is an apocalyptic number.

It is an amenable number.

65532361244 is an abundant number, since it is smaller than the sum of its proper divisors (67680966724).

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

65532361244 is a wasteful number, since it uses less digits than its factorization.

65532361244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38367965 (or 38367963 counting only the distinct ones).

The product of its digits is 518400, while the sum is 41.

The spelling of 65532361244 in words is "sixty-five billion, five hundred thirty-two million, three hundred sixty-one thousand, two hundred forty-four".