134621164405 has 32 divisors (see below), whose sum is σ = 198876432384. Its totient is φ = 85188761856.

The previous prime is 134621164351. The next prime is 134621164411. The reversal of 134621164405 is 504461126431.

It is a cyclic number.

It is not a de Polignac number, because 134621164405 - 2¹³ = 134621156213 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1826172 + ... + 1898458.

It is an arithmetic number, because the mean of its divisors is an integer number (6214888512).

Almost surely, 2^134621164405 is an apocalyptic number.

It is an amenable number.

134621164405 is a deficient number, since it is larger than the sum of its proper divisors (64255267979).

134621164405 is a wasteful number, since it uses less digits than its factorization.

134621164405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76405.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 134621164405 in words is "one hundred thirty-four billion, six hundred twenty-one million, one hundred sixty-four thousand, four hundred five".