63040212660 has 24 divisors (see below), whose sum is σ = 176512595616. Its totient is φ = 16810723360.

The previous prime is 63040212659. The next prime is 63040212667. The reversal of 63040212660 is 6621204036.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63040212667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525335046 + ... + 525335165.

It is an arithmetic number, because the mean of its divisors is an integer number (7354691484).

Almost surely, 2^63040212660 is an apocalyptic number.

63040212660 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63040212660 is an abundant number, since it is smaller than the sum of its proper divisors (113472382956).

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

63040212660 is a wasteful number, since it uses less digits than its factorization.

63040212660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050670223 (or 1050670221 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 63040212660 its reverse (6621204036), we get a palindrome (69661416696).

The spelling of 63040212660 in words is "sixty-three billion, forty million, two hundred twelve thousand, six hundred sixty".