20136543152622 has 16 divisors (see below), whose sum is σ = 43371016021200. Its totient is φ = 6195859431552.

The previous prime is 20136543152581. The next prime is 20136543152641. The reversal of 20136543152622 is 22625134563102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129080404747 + ... + 129080404902.

It is an arithmetic number, because the mean of its divisors is an integer number (2710688501325).

Almost surely, 2^{20136543152622} is an apocalyptic number.

20136543152622 is an abundant number, since it is smaller than the sum of its proper divisors (23234472868578).

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

20136543152622 is a wasteful number, since it uses less digits than its factorization.

20136543152622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258160809667.

The product of its (nonzero) digits is 518400, while the sum is 42.

The spelling of 20136543152622 in words is "twenty trillion, one hundred thirty-six billion, five hundred forty-three million, one hundred fifty-two thousand, six hundred twenty-two".