65663005135 has 32 divisors (see below), whose sum is σ = 97000751232. Its totient is φ = 41553285120.

The previous prime is 65663005013. The next prime is 65663005183. The reversal of 65663005135 is 53150036656.

It is not a de Polignac number, because 65663005135 - 2¹⁷ = 65662874063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2451415 + ... + 2478055.

It is an arithmetic number, because the mean of its divisors is an integer number (3031273476).

Almost surely, 2^65663005135 is an apocalyptic number.

65663005135 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

65663005135 is a deficient number, since it is larger than the sum of its proper divisors (31337746097).

65663005135 is a wasteful number, since it uses less digits than its factorization.

65663005135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32083.

The product of its (nonzero) digits is 243000, while the sum is 40.

The spelling of 65663005135 in words is "sixty-five billion, six hundred sixty-three million, five thousand, one hundred thirty-five".