65113574652 has 240 divisors, whose sum is σ = 201761308672. Its totient is φ = 17918703360.

The previous prime is 65113574651. The next prime is 65113574657. The reversal of 65113574652 is 25647531156.

65113574652 is a `hidden beast` number, since 6 + 5 + 1 + 13 + 574 + 65 + 2 = 666.

65113574652 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×65113574652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65113574598 and 65113574607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65113574651) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15676608 + ... + 15680760.

Almost surely, 2^65113574652 is an apocalyptic number.

65113574652 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65113574652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100880654336).

65113574652 is an abundant number, since it is smaller than the sum of its proper divisors (136647734020).

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

65113574652 is a wasteful number, since it uses less digits than its factorization.

65113574652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4430 (or 4419 counting only the distinct ones).

The product of its digits is 756000, while the sum is 45.

The spelling of 65113574652 in words is "sixty-five billion, one hundred thirteen million, five hundred seventy-four thousand, six hundred fifty-two".