63722950001 has 2 divisors, whose sum is σ = 63722950002. Its totient is φ = 63722950000.

The previous prime is 63722949977. The next prime is 63722950037. The reversal of 63722950001 is 10005922736.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39631253776 + 24091696225 = 199076^2 + 155215^2 .

It is a cyclic number.

It is not a de Polignac number, because 63722950001 - 2⁶ = 63722949937 is a prime.

It is a super-2 number, since 2×63722950001² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63722950051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31861475000 + 31861475001.

It is an arithmetic number, because the mean of its divisors is an integer number (31861475001).

Almost surely, 2^63722950001 is an apocalyptic number.

It is an amenable number.

63722950001 is a deficient number, since it is larger than the sum of its proper divisors (1).

63722950001 is an equidigital number, since it uses as much as digits as its factorization.

63722950001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22680, while the sum is 35.

The spelling of 63722950001 in words is "sixty-three billion, seven hundred twenty-two million, nine hundred fifty thousand, one".