65011655001 has 4 divisors (see below), whose sum is σ = 86682206672. Its totient is φ = 43341103332.

The previous prime is 65011654993. The next prime is 65011655011. The reversal of 65011655001 is 10055611056.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 65011655001 - 2³ = 65011654993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65011655001.

It is not an unprimeable number, because it can be changed into a prime (65011655011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10835275831 + ... + 10835275836.

It is an arithmetic number, because the mean of its divisors is an integer number (21670551668).

Almost surely, 2^65011655001 is an apocalyptic number.

It is an amenable number.

65011655001 is a deficient number, since it is larger than the sum of its proper divisors (21670551671).

65011655001 is a wasteful number, since it uses less digits than its factorization.

65011655001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21670551670.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 65011655001 in words is "sixty-five billion, eleven million, six hundred fifty-five thousand, one".