64654141511 has 2 divisors, whose sum is σ = 64654141512. Its totient is φ = 64654141510.

The previous prime is 64654141493. The next prime is 64654141523. The reversal of 64654141511 is 11514145646.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64654141511 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64654141571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32327070755 + 32327070756.

It is an arithmetic number, because the mean of its divisors is an integer number (32327070756).

Almost surely, 2^64654141511 is an apocalyptic number.

64654141511 is a deficient number, since it is larger than the sum of its proper divisors (1).

64654141511 is an equidigital number, since it uses as much as digits as its factorization.

64654141511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 38.

The spelling of 64654141511 in words is "sixty-four billion, six hundred fifty-four million, one hundred forty-one thousand, five hundred eleven".