65510221000151 has 8 divisors (see below), whose sum is σ = 69343368307200. Its totient is φ = 61715597787000.

The previous prime is 65510221000127. The next prime is 65510221000157. The reversal of 65510221000151 is 15100012201556.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65510221000151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65510221000157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9631019975 + ... + 9631026776.

It is an arithmetic number, because the mean of its divisors is an integer number (8667921038400).

Almost surely, 2^{65510221000151} is an apocalyptic number.

65510221000151 is a deficient number, since it is larger than the sum of its proper divisors (3833147307049).

65510221000151 is a wasteful number, since it uses less digits than its factorization.

65510221000151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19262046949.

The product of its (nonzero) digits is 3000, while the sum is 29.

The spelling of 65510221000151 in words is "sixty-five trillion, five hundred ten billion, two hundred twenty-one million, one hundred fifty-one", and thus it is an aban number.