63156222450212 has 12 divisors (see below), whose sum is σ = 117024765128460. Its totient is φ = 29720575270656.

The previous prime is 63156222450053. The next prime is 63156222450227. The reversal of 63156222450212 is 21205422265136.

It can be written as a sum of positive squares in 2 ways, for example, as 32264035860736 + 30892186589476 = 5680144^2 + 5558074^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 63156222450212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464383988537 + ... + 464383988672.

It is an arithmetic number, because the mean of its divisors is an integer number (9752063760705).

Almost surely, 2^{63156222450212} is an apocalyptic number.

It is an amenable number.

63156222450212 is a deficient number, since it is larger than the sum of its proper divisors (53868542678248).

63156222450212 is a wasteful number, since it uses less digits than its factorization.

63156222450212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928767977230 (or 928767977228 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 63156222450212 in words is "sixty-three trillion, one hundred fifty-six billion, two hundred twenty-two million, four hundred fifty thousand, two hundred twelve".