1464242621971 has 2 divisors, whose sum is σ = 1464242621972. Its totient is φ = 1464242621970.

The previous prime is 1464242621951. The next prime is 1464242622019. The reversal of 1464242621971 is 1791262424641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1464242621971 - 2²⁵ = 1464209067539 is a prime.

It is not a weakly prime, because it can be changed into another prime (1464242621951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732121310985 + 732121310986.

It is an arithmetic number, because the mean of its divisors is an integer number (732121310986).

Almost surely, 2^{1464242621971} is an apocalyptic number.

1464242621971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1464242621971 is an equidigital number, since it uses as much as digits as its factorization.

1464242621971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1161216, while the sum is 49.

The spelling of 1464242621971 in words is "one trillion, four hundred sixty-four billion, two hundred forty-two million, six hundred twenty-one thousand, nine hundred seventy-one".