2563612163652 has 24 divisors (see below), whose sum is σ = 5992697309536. Its totient is φ = 852975160128.

The previous prime is 2563612163641. The next prime is 2563612163657.

It is a happy number.

2563612163652 is nontrivially palindromic in base 10.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2563612163657) 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, 195271633 + ... + 195284760.

Almost surely, 2^{2563612163652} is an apocalyptic number.

It is an amenable number.

2563612163652 is an abundant number, since it is smaller than the sum of its proper divisors (3429085145884).

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

2563612163652 is a wasteful number, since it uses less digits than its factorization.

2563612163652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390556947 (or 390556945 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 48.

The spelling of 2563612163652 in words is "two trillion, five hundred sixty-three billion, six hundred twelve million, one hundred sixty-three thousand, six hundred fifty-two".