63144747501 has 32 divisors (see below), whose sum is σ = 92563699200. Its totient is φ = 37971218880.

The previous prime is 63144747433. The next prime is 63144747527. The reversal of 63144747501 is 10574744136.

It is not a de Polignac number, because 63144747501 - 2⁹ = 63144746989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63144747541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10404870 + ... + 10410936.

It is an arithmetic number, because the mean of its divisors is an integer number (2892615600).

Almost surely, 2^63144747501 is an apocalyptic number.

It is an amenable number.

63144747501 is a deficient number, since it is larger than the sum of its proper divisors (29418951699).

63144747501 is a wasteful number, since it uses less digits than its factorization.

63144747501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8489.

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 63144747501 in words is "sixty-three billion, one hundred forty-four million, seven hundred forty-seven thousand, five hundred one".