63955659051253 has 8 divisors (see below), whose sum is σ = 67321843834400. Its totient is φ = 60589484014608.

The previous prime is 63955659051247. The next prime is 63955659051269. The reversal of 63955659051253 is 35215095655936.

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

It is a cyclic number.

It is not a de Polignac number, because 63955659051253 - 2³⁷ = 63818220097781 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 (63955659057253) 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, 13810375 + ... + 17850427.

It is an arithmetic number, because the mean of its divisors is an integer number (8415230479300).

Almost surely, 2^{63955659051253} is an apocalyptic number.

It is an amenable number.

63955659051253 is a deficient number, since it is larger than the sum of its proper divisors (3366184783147).

63955659051253 is a wasteful number, since it uses less digits than its factorization.

63955659051253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4873251.

The product of its (nonzero) digits is 164025000, while the sum is 64.

The spelling of 63955659051253 in words is "sixty-three trillion, nine hundred fifty-five billion, six hundred fifty-nine million, fifty-one thousand, two hundred fifty-three".