63213362152 has 16 divisors (see below), whose sum is σ = 118528278660. Its totient is φ = 31605821184.

The previous prime is 63213362123. The next prime is 63213362153. The reversal of 63213362152 is 25126331236.

It can be written as a sum of positive squares in 2 ways, for example, as 56545986436 + 6667375716 = 237794^2 + 81654^2 .

It is a super-2 number, since 2×63213362152² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63213362153) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292498 + ... + 460414.

Almost surely, 2^63213362152 is an apocalyptic number.

It is an amenable number.

63213362152 is a deficient number, since it is larger than the sum of its proper divisors (55314916508).

63213362152 is a wasteful number, since it uses less digits than its factorization.

63213362152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214980 (or 214976 counting only the distinct ones).

The product of its digits is 38880, while the sum is 34.

Adding to 63213362152 its reverse (25126331236), we get a palindrome (88339693388).

The spelling of 63213362152 in words is "sixty-three billion, two hundred thirteen million, three hundred sixty-two thousand, one hundred fifty-two".