20410542364611 has 32 divisors (see below), whose sum is σ = 31238655759360. Its totient is φ = 11611841687424.

The previous prime is 20410542364571. The next prime is 20410542364613. The reversal of 20410542364611 is 11646324501402.

It is not a de Polignac number, because 20410542364611 - 2¹¹ = 20410542362563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20410542364611.

It is not an unprimeable number, because it can be changed into a prime (20410542364613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198141826 + ... + 198244808.

It is an arithmetic number, because the mean of its divisors is an integer number (976207992480).

Almost surely, 2^{20410542364611} is an apocalyptic number.

20410542364611 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20410542364611 is a deficient number, since it is larger than the sum of its proper divisors (10828113394749).

20410542364611 is a wasteful number, since it uses less digits than its factorization.

20410542364611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144435.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 20410542364611 in words is "twenty trillion, four hundred ten billion, five hundred forty-two million, three hundred sixty-four thousand, six hundred eleven".