20136542350232 has 32 divisors (see below), whose sum is σ = 47072436664320. Its totient is φ = 7845406110240.

The previous prime is 20136542350219. The next prime is 20136542350273. The reversal of 20136542350232 is 23205324563102.

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, 16344595448 + ... + 16344596679.

It is an arithmetic number, because the mean of its divisors is an integer number (1471013645760).

Almost surely, 2^{20136542350232} is an apocalyptic number.

20136542350232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20136542350232 is an abundant number, since it is smaller than the sum of its proper divisors (26935894314088).

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

20136542350232 is a wasteful number, since it uses less digits than its factorization.

20136542350232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32689192151 (or 32689192147 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

The spelling of 20136542350232 in words is "twenty trillion, one hundred thirty-six billion, five hundred forty-two million, three hundred fifty thousand, two hundred thirty-two".