134500201643 has 16 divisors (see below), whose sum is σ = 139182563520. Its totient is φ = 129891148800.

The previous prime is 134500201613. The next prime is 134500201663. The reversal of 134500201643 is 346102005431.

It is not a de Polignac number, because 134500201643 - 2⁶ = 134500201579 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134500201613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1609373 + ... + 1690881.

It is an arithmetic number, because the mean of its divisors is an integer number (8698910220).

Almost surely, 2^134500201643 is an apocalyptic number.

134500201643 is a deficient number, since it is larger than the sum of its proper divisors (4682361877).

134500201643 is a wasteful number, since it uses less digits than its factorization.

134500201643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81958.

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 134500201643 in words is "one hundred thirty-four billion, five hundred million, two hundred one thousand, six hundred forty-three".