61652065039839 has 12 divisors (see below), whose sum is σ = 94291393590576. Its totient is φ = 38683648652352.

The previous prime is 61652065039813. The next prime is 61652065039897. The reversal of 61652065039839 is 93893056025616.

61652065039839 is a `hidden beast` number, since 6 + 1 + 6 + 5 + 2 + 0 + 6 + 503 + 98 + 39 = 666.

It is not a de Polignac number, because 61652065039839 - 2¹⁶ = 61652064974303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61652065039139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201477336579 + ... + 201477336884.

It is an arithmetic number, because the mean of its divisors is an integer number (7857616132548).

Almost surely, 2^{61652065039839} is an apocalyptic number.

61652065039839 is a deficient number, since it is larger than the sum of its proper divisors (32639328550737).

61652065039839 is a wasteful number, since it uses less digits than its factorization.

61652065039839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402954673486 (or 402954673483 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 63.

The spelling of 61652065039839 in words is "sixty-one trillion, six hundred fifty-two billion, sixty-five million, thirty-nine thousand, eight hundred thirty-nine".