134556667890 has 32 divisors (see below), whose sum is σ = 324917217216. Its totient is φ = 35661643200.

The previous prime is 134556667877. The next prime is 134556667913. The reversal of 134556667890 is 98766655431.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13753461 + ... + 13763240.

It is an arithmetic number, because the mean of its divisors is an integer number (10153663038).

Almost surely, 2^134556667890 is an apocalyptic number.

134556667890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

134556667890 is an abundant number, since it is smaller than the sum of its proper divisors (190360549326).

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

134556667890 is a wasteful number, since it uses less digits than its factorization.

134556667890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27516874.

The product of its (nonzero) digits is 32659200, while the sum is 60.

The spelling of 134556667890 in words is "one hundred thirty-four billion, five hundred fifty-six million, six hundred sixty-seven thousand, eight hundred ninety".