2553563501 has 8 divisors (see below), whose sum is σ = 2693315520. Its totient is φ = 2414346912.

The previous prime is 2553563401. The next prime is 2553563503. The reversal of 2553563501 is 1053653552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2553563501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553563503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124040 + ... + 143153.

It is an arithmetic number, because the mean of its divisors is an integer number (336664440).

Almost surely, 2^2553563501 is an apocalyptic number.

It is an amenable number.

2553563501 is a deficient number, since it is larger than the sum of its proper divisors (139752019).

2553563501 is a wasteful number, since it uses less digits than its factorization.

2553563501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267715.

The product of its (nonzero) digits is 67500, while the sum is 35.

The square root of 2553563501 is about 50532.7962911217. The cubic root of 2553563501 is about 1366.8333098866.

The spelling of 2553563501 in words is "two billion, five hundred fifty-three million, five hundred sixty-three thousand, five hundred one".