65016655636662 has 48 divisors (see below), whose sum is σ = 141173703150480. Its totient is φ = 21625422449856.

The previous prime is 65016655636637. The next prime is 65016655636687. The reversal of 65016655636662 is 26663655661056.

It is an interprime number because it is at equal distance from previous prime (65016655636637) and next prime (65016655636687).

It is a self number, because there is not a number n which added to its sum of digits gives 65016655636662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46467448 + ... + 47846180.

It is an arithmetic number, because the mean of its divisors is an integer number (2941118815635).

Almost surely, 2^{65016655636662} is an apocalyptic number.

65016655636662 is an abundant number, since it is smaller than the sum of its proper divisors (76157047513818).

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

65016655636662 is a wasteful number, since it uses less digits than its factorization.

65016655636662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384397 (or 1384394 counting only the distinct ones).

The product of its (nonzero) digits is 209952000, while the sum is 63.

The spelling of 65016655636662 in words is "sixty-five trillion, sixteen billion, six hundred fifty-five million, six hundred thirty-six thousand, six hundred sixty-two".