65959083940 has 48 divisors (see below), whose sum is σ = 139042424304. Its totient is φ = 26283110400.

The previous prime is 65959083923. The next prime is 65959083943. The reversal of 65959083940 is 4938095956.

It can be written as a sum of positive squares in 8 ways, for example, as 8953701376 + 57005382564 = 94624^2 + 238758^2 .

It is not an unprimeable number, because it can be changed into a prime (65959083943) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14459260 + ... + 14463820.

It is an arithmetic number, because the mean of its divisors is an integer number (2896717173).

Almost surely, 2^65959083940 is an apocalyptic number.

It is an amenable number.

65959083940 is an abundant number, since it is smaller than the sum of its proper divisors (73083340364).

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

65959083940 is a wasteful number, since it uses less digits than its factorization.

65959083940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7168 (or 7166 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 58.

The spelling of 65959083940 in words is "sixty-five billion, nine hundred fifty-nine million, eighty-three thousand, nine hundred forty".