53909604533895 has 16 divisors (see below), whose sum is σ = 94096764277632. Its totient is φ = 26137990076960.

The previous prime is 53909604533879. The next prime is 53909604533903. The reversal of 53909604533895 is 59833540690935.

It is not a de Polignac number, because 53909604533895 - 2⁴ = 53909604533879 is a prime.

It is a super-2 number, since 2×53909604533895² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163362437817 + ... + 163362438146.

It is an arithmetic number, because the mean of its divisors is an integer number (5881047767352).

Almost surely, 2^{53909604533895} is an apocalyptic number.

53909604533895 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

53909604533895 is a deficient number, since it is larger than the sum of its proper divisors (40187159743737).

53909604533895 is a wasteful number, since it uses less digits than its factorization.

53909604533895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326724875982.

The product of its (nonzero) digits is 472392000, while the sum is 69.

The spelling of 53909604533895 in words is "fifty-three trillion, nine hundred nine billion, six hundred four million, five hundred thirty-three thousand, eight hundred ninety-five".