63701070619 has 2 divisors, whose sum is σ = 63701070620. Its totient is φ = 63701070618.

The previous prime is 63701070611. The next prime is 63701070661. The reversal of 63701070619 is 91607010736.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63701070619 - 2³ = 63701070611 is a prime.

It is a super-2 number, since 2×63701070619² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63701070611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31850535309 + 31850535310.

It is an arithmetic number, because the mean of its divisors is an integer number (31850535310).

Almost surely, 2^63701070619 is an apocalyptic number.

63701070619 is a deficient number, since it is larger than the sum of its proper divisors (1).

63701070619 is an equidigital number, since it uses as much as digits as its factorization.

63701070619 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47628, while the sum is 40.

The spelling of 63701070619 in words is "sixty-three billion, seven hundred one million, seventy thousand, six hundred nineteen".