65151516073 has 32 divisors (see below), whose sum is σ = 77060672000. Its totient is φ = 55053649728.

The previous prime is 65151515981. The next prime is 65151516103. The reversal of 65151516073 is 37061515156.

It is a happy number.

It is not a de Polignac number, because 65151516073 - 2¹³ = 65151507881 is a prime.

It is a super-2 number, since 2×65151516073² (a number of 22 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65151516473) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8086315 + ... + 8094367.

It is an arithmetic number, because the mean of its divisors is an integer number (2408146000).

Almost surely, 2^65151516073 is an apocalyptic number.

It is an amenable number.

65151516073 is a deficient number, since it is larger than the sum of its proper divisors (11909155927).

65151516073 is a wasteful number, since it uses less digits than its factorization.

65151516073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8406 (or 8392 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 40.

The spelling of 65151516073 in words is "sixty-five billion, one hundred fifty-one million, five hundred sixteen thousand, seventy-three".