134053977525865 has 8 divisors (see below), whose sum is σ = 161216774725320. Its totient is φ = 107008514224512.

The previous prime is 134053977525851. The next prime is 134053977525943. The reversal of 134053977525865 is 568525779350431.

It can be written as a sum of positive squares in 4 ways, for example, as 60762212080144 + 73291765445721 = 7795012^2 + 8561061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 134053977525865 - 2¹³ = 134053977517673 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134053977525794 and 134053977525803.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29333472010 + ... + 29333476579.

It is an arithmetic number, because the mean of its divisors is an integer number (20152096840665).

It is a 1-persistent number, because it is pandigital, but 2⋅134053977525865 = 268107955051730 is not.

Almost surely, 2^{134053977525865} is an apocalyptic number.

It is an amenable number.

134053977525865 is a deficient number, since it is larger than the sum of its proper divisors (27162797199455).

134053977525865 is an equidigital number, since it uses as much as digits as its factorization.

134053977525865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58666949051.

The product of its (nonzero) digits is 952560000, while the sum is 70.

The spelling of 134053977525865 in words is "one hundred thirty-four trillion, fifty-three billion, nine hundred seventy-seven million, five hundred twenty-five thousand, eight hundred sixty-five".