65040408153 has 48 divisors (see below), whose sum is σ = 110380972416. Its totient is φ = 36125118720.

The previous prime is 65040408131. The next prime is 65040408157. The reversal of 65040408153 is 35180404056.

It is a happy number.

65040408153 is a `hidden beast` number, since 65 + 0 + 40 + 408 + 153 = 666.

It is not a de Polignac number, because 65040408153 - 2¹³ = 65040399961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65040408157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2394418 + ... + 2421428.

It is an arithmetic number, because the mean of its divisors is an integer number (2299603592).

Almost surely, 2^65040408153 is an apocalyptic number.

65040408153 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

65040408153 is a deficient number, since it is larger than the sum of its proper divisors (45340564263).

65040408153 is a wasteful number, since it uses less digits than its factorization.

65040408153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28094 (or 28091 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 65040408153 in words is "sixty-five billion, forty million, four hundred eight thousand, one hundred fifty-three".