63214626340 has 24 divisors (see below), whose sum is σ = 132774240312. Its totient is φ = 25281369600.

The previous prime is 63214626331. The next prime is 63214626341. The reversal of 63214626340 is 4362641236.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1006285284 + 62208341056 = 31722^2 + 249416^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63214626340.

It is not an unprimeable number, because it can be changed into a prime (63214626341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163189 + ... + 391228.

It is an arithmetic number, because the mean of its divisors is an integer number (5532260013).

Almost surely, 2^63214626340 is an apocalyptic number.

It is an amenable number.

63214626340 is an abundant number, since it is smaller than the sum of its proper divisors (69559613972).

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

63214626340 is a wasteful number, since it uses less digits than its factorization.

63214626340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560127 (or 560125 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 63214626340 in words is "sixty-three billion, two hundred fourteen million, six hundred twenty-six thousand, three hundred forty".