63225772052 has 6 divisors (see below), whose sum is σ = 110645101098. Its totient is φ = 31612886024.

The previous prime is 63225772033. The next prime is 63225772061. The reversal of 63225772052 is 25027752236.

It can be written as a sum of positive squares in only one way, i.e., 62667111556 + 558660496 = 250334^2 + 23636^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7903221503 + ... + 7903221510.

It is an arithmetic number, because the mean of its divisors is an integer number (18440850183).

Almost surely, 2^63225772052 is an apocalyptic number.

It is an amenable number.

63225772052 is a deficient number, since it is larger than the sum of its proper divisors (47419329046).

63225772052 is a wasteful number, since it uses less digits than its factorization.

63225772052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15806443017 (or 15806443015 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 41.

The spelling of 63225772052 in words is "sixty-three billion, two hundred twenty-five million, seven hundred seventy-two thousand, fifty-two".