20135702771430 has 32 divisors (see below), whose sum is σ = 48325892251104. Its totient is φ = 5369497894656.

The previous prime is 20135702771419. The next prime is 20135702771453. The reversal of 20135702771430 is 3417720753102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6454554 + ... + 9051666.

It is an arithmetic number, because the mean of its divisors is an integer number (1510184132847).

Almost surely, 2^{20135702771430} is an apocalyptic number.

20135702771430 is an abundant number, since it is smaller than the sum of its proper divisors (28190189479674).

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

20135702771430 is a wasteful number, since it uses less digits than its factorization.

20135702771430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2855560.

The product of its (nonzero) digits is 246960, while the sum is 42.

The spelling of 20135702771430 in words is "twenty trillion, one hundred thirty-five billion, seven hundred two million, seven hundred seventy-one thousand, four hundred thirty".