20035314240 has 56 divisors (see below), whose sum is σ = 63612125760. Its totient is φ = 5342750208.

The previous prime is 20035314217. The next prime is 20035314251. The reversal of 20035314240 is 4241353002.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 20035314240.

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, 10434100 + ... + 10436019.

Almost surely, 2^20035314240 is an apocalyptic number.

20035314240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20035314240 is an abundant number, since it is smaller than the sum of its proper divisors (43576811520).

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

20035314240 is a wasteful number, since it uses less digits than its factorization.

20035314240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20870139 (or 20870129 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 20035314240 its reverse (4241353002), we get a palindrome (24276667242).

The spelling of 20035314240 in words is "twenty billion, thirty-five million, three hundred fourteen thousand, two hundred forty".