134517523686 has 64 divisors (see below), whose sum is σ = 331170180096. Its totient is φ = 35471779200.

The previous prime is 134517523681. The next prime is 134517523697. The reversal of 134517523686 is 686325715431.

It is a super-2 number, since 2×134517523686² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134517523681) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4670871 + ... + 4699581.

It is an arithmetic number, because the mean of its divisors is an integer number (5174534064).

Almost surely, 2^134517523686 is an apocalyptic number.

134517523686 is an abundant number, since it is smaller than the sum of its proper divisors (196652656410).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134517523686 is a wasteful number, since it uses less digits than its factorization.

134517523686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37317.

The product of its digits is 3628800, while the sum is 51.

The spelling of 134517523686 in words is "one hundred thirty-four billion, five hundred seventeen million, five hundred twenty-three thousand, six hundred eighty-six".