20035425312 has 72 divisors (see below), whose sum is σ = 65115138816. Its totient is φ = 5724406656.

The previous prime is 20035425299. The next prime is 20035425323. The reversal of 20035425312 is 21352453002.

It is a happy number.

20035425312 is a `hidden beast` number, since 200 + 3 + 5 + 425 + 31 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4967088 + ... + 4971119.

It is an arithmetic number, because the mean of its divisors is an integer number (904376928).

Almost surely, 2^20035425312 is an apocalyptic number.

It is an amenable number.

20035425312 is an abundant number, since it is smaller than the sum of its proper divisors (45079713504).

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

20035425312 is a wasteful number, since it uses less digits than its factorization.

20035425312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9938230 (or 9938219 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 20035425312 its reverse (21352453002), we get a palindrome (41387878314).

The spelling of 20035425312 in words is "twenty billion, thirty-five million, four hundred twenty-five thousand, three hundred twelve".