65155201052 has 24 divisors (see below), whose sum is σ = 120031976400. Its totient is φ = 30860614656.

The previous prime is 65155200997. The next prime is 65155201063. The reversal of 65155201052 is 25010255156.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1327868 + ... + 1376060.

It is an arithmetic number, because the mean of its divisors is an integer number (5001332350).

Almost surely, 2^65155201052 is an apocalyptic number.

It is an amenable number.

65155201052 is a deficient number, since it is larger than the sum of its proper divisors (54876775348).

65155201052 is a wasteful number, since it uses less digits than its factorization.

65155201052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66005 (or 66003 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

The spelling of 65155201052 in words is "sixty-five billion, one hundred fifty-five million, two hundred one thousand, fifty-two".