134868155536 has 15 divisors (see below), whose sum is σ = 261309897523. Its totient is φ = 67433343280.

The previous prime is 134868155501. The next prime is 134868155549. The reversal of 134868155536 is 635551868431.

The square root of 134868155536 is 367244.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1423071 + ... + 1514881.

Almost surely, 2^134868155536 is an apocalyptic number.

134868155536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

134868155536 is the 367244-th square number.

It is an amenable number.

134868155536 is a deficient number, since it is larger than the sum of its proper divisors (126441741987).

134868155536 is an frugal number, since it uses more digits than its factorization.

134868155536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183630 (or 91813 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 55.

The spelling of 134868155536 in words is "one hundred thirty-four billion, eight hundred sixty-eight million, one hundred fifty-five thousand, five hundred thirty-six".