20461322346135 has 32 divisors (see below), whose sum is σ = 35974996515072. Its totient is φ = 9848227687680.

The previous prime is 20461322346107. The next prime is 20461322346349. The reversal of 20461322346135 is 53164322316402.

It is not a de Polignac number, because 20461322346135 - 2³⁰ = 20460248604311 is a prime.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 452561389 + ... + 452606598.

It is an arithmetic number, because the mean of its divisors is an integer number (1124218641096).

Almost surely, 2^{20461322346135} is an apocalyptic number.

20461322346135 is a deficient number, since it is larger than the sum of its proper divisors (15513674168937).

20461322346135 is a wasteful number, since it uses less digits than its factorization.

20461322346135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905168143.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 20461322346135 in words is "twenty trillion, four hundred sixty-one billion, three hundred twenty-two million, three hundred forty-six thousand, one hundred thirty-five".