65294712352 has 48 divisors (see below), whose sum is σ = 135723924000. Its totient is φ = 30835537920.

The previous prime is 65294712349. The next prime is 65294712383. The reversal of 65294712352 is 25321749256.

It is a super-2 number, since 2×65294712352² (a number of 22 digits) contains 22 as substring.

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, 39024 + ... + 363472.

It is an arithmetic number, because the mean of its divisors is an integer number (2827581750).

Almost surely, 2^65294712352 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65294712352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67861962000).

65294712352 is an abundant number, since it is smaller than the sum of its proper divisors (70429211648).

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

65294712352 is a wasteful number, since it uses less digits than its factorization.

65294712352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324809 (or 324801 counting only the distinct ones).

The product of its digits is 907200, while the sum is 46.

The spelling of 65294712352 in words is "sixty-five billion, two hundred ninety-four million, seven hundred twelve thousand, three hundred fifty-two".