134680014640 has 40 divisors (see below), whose sum is σ = 313538369760. Its totient is φ = 53801926656.

The previous prime is 134680014619. The next prime is 134680014641. The reversal of 134680014640 is 46410086431.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×134680014640² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 134680014640.

It is not an unprimeable number, because it can be changed into a prime (134680014641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1033084 + ... + 1156123.

It is an arithmetic number, because the mean of its divisors is an integer number (7838459244).

Almost surely, 2^134680014640 is an apocalyptic number.

134680014640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134680014640 is an abundant number, since it is smaller than the sum of its proper divisors (178858355120).

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

134680014640 is a wasteful number, since it uses less digits than its factorization.

134680014640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2189989 (or 2189983 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The spelling of 134680014640 in words is "one hundred thirty-four billion, six hundred eighty million, fourteen thousand, six hundred forty".