134912556801 has 48 divisors (see below), whose sum is σ = 233431668288. Its totient is φ = 76955443200.

The previous prime is 134912556769. The next prime is 134912556809. The reversal of 134912556801 is 108655219431.

It is a happy number.

134912556801 is a `hidden beast` number, since 1 + 3 + 4 + 9 + 12 + 556 + 80 + 1 = 666.

It is not a de Polignac number, because 134912556801 - 2⁵ = 134912556769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (134912556809) 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, 1439040 + ... + 1529921.

It is an arithmetic number, because the mean of its divisors is an integer number (4863159756).

Almost surely, 2^134912556801 is an apocalyptic number.

134912556801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

134912556801 is a deficient number, since it is larger than the sum of its proper divisors (98519111487).

134912556801 is a wasteful number, since it uses less digits than its factorization.

134912556801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2969004 (or 2968992 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 134912556801 in words is "one hundred thirty-four billion, nine hundred twelve million, five hundred fifty-six thousand, eight hundred one".