63253655 has 8 divisors (see below), whose sum is σ = 75950784. Its totient is φ = 50572000.

The previous prime is 63253621. The next prime is 63253691. The reversal of 63253655 is 55635236.

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

It is not a de Polignac number, because 63253655 - 2⁶ = 63253591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9065 + ... + 14445.

It is an arithmetic number, because the mean of its divisors is an integer number (9493848).

Almost surely, 2^63253655 is an apocalyptic number.

63253655 is a deficient number, since it is larger than the sum of its proper divisors (12697129).

63253655 is a wasteful number, since it uses less digits than its factorization.

63253655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7737.

The product of its digits is 81000, while the sum is 35.

The square root of 63253655 is about 7953.2166448551. The cubic root of 63253655 is about 398.4390309463.

The spelling of 63253655 in words is "sixty-three million, two hundred fifty-three thousand, six hundred fifty-five".