635313113260420 has 48 divisors (see below), whose sum is σ = 1524752954742528. Its totient is φ = 217821426986880.

The previous prime is 635313113260417. The next prime is 635313113260447. The reversal of 635313113260420 is 24062311313536.

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, 226922505 + ... + 229705135.

It is an arithmetic number, because the mean of its divisors is an integer number (31765686557136).

Almost surely, 2^{635313113260420} is an apocalyptic number.

It is an amenable number.

635313113260420 is an abundant number, since it is smaller than the sum of its proper divisors (889439841482108).

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

635313113260420 is a wasteful number, since it uses less digits than its factorization.

635313113260420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4413460 (or 4413458 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 40.

Adding to 635313113260420 its reverse (24062311313536), we get a palindrome (659375424573956).

The spelling of 635313113260420 in words is "six hundred thirty-five trillion, three hundred thirteen billion, one hundred thirteen million, two hundred sixty thousand, four hundred twenty".