20135036772512 has 24 divisors (see below), whose sum is σ = 39665069298036. Its totient is φ = 10061368379392.

The previous prime is 20135036772479. The next prime is 20135036772581. The reversal of 20135036772512 is 21527763053102.

It can be written as a sum of positive squares in 2 ways, for example, as 19844209539856 + 290827232656 = 4454684^2 + 539284^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 192134513 + ... + 192239280.

Almost surely, 2^{20135036772512} is an apocalyptic number.

It is an amenable number.

20135036772512 is a deficient number, since it is larger than the sum of its proper divisors (19530032525524).

20135036772512 is a wasteful number, since it uses less digits than its factorization.

20135036772512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384375440 (or 384375432 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 20135036772512 in words is "twenty trillion, one hundred thirty-five billion, thirty-six million, seven hundred seventy-two thousand, five hundred twelve".