63321154427 has 2 divisors, whose sum is σ = 63321154428. Its totient is φ = 63321154426.

The previous prime is 63321154397. The next prime is 63321154469. The reversal of 63321154427 is 72445112336.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63321154427 - 2¹⁰ = 63321153403 is a prime.

It is not a weakly prime, because it can be changed into another prime (63321154627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31660577213 + 31660577214.

It is an arithmetic number, because the mean of its divisors is an integer number (31660577214).

Almost surely, 2^63321154427 is an apocalyptic number.

63321154427 is a deficient number, since it is larger than the sum of its proper divisors (1).

63321154427 is an equidigital number, since it uses as much as digits as its factorization.

63321154427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 120960, while the sum is 38.

The spelling of 63321154427 in words is "sixty-three billion, three hundred twenty-one million, one hundred fifty-four thousand, four hundred twenty-seven".