63533004262240 has 96 divisors (see below), whose sum is σ = 153174006266400. Its totient is φ = 24896852987904.

The previous prime is 63533004262223. The next prime is 63533004262271. The reversal of 63533004262240 is 4226240033536.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 63533004262193 and 63533004262202.

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, 16512934 + ... + 19993573.

It is an arithmetic number, because the mean of its divisors is an integer number (1595562565275).

Almost surely, 2^{63533004262240} is an apocalyptic number.

It is an amenable number.

63533004262240 is an abundant number, since it is smaller than the sum of its proper divisors (89641002004160).

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

63533004262240 is a wasteful number, since it uses less digits than its factorization.

63533004262240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36506744 (or 36506736 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

Adding to 63533004262240 its reverse (4226240033536), we get a palindrome (67759244295776).

The spelling of 63533004262240 in words is "sixty-three trillion, five hundred thirty-three billion, four million, two hundred sixty-two thousand, two hundred forty".