6424620487 has 2 divisors, whose sum is σ = 6424620488. Its totient is φ = 6424620486.

The previous prime is 6424620481. The next prime is 6424620547. The reversal of 6424620487 is 7840264246.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6424620487 - 2¹¹ = 6424618439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6424620481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3212310243 + 3212310244.

It is an arithmetic number, because the mean of its divisors is an integer number (3212310244).

Almost surely, 2^6424620487 is an apocalyptic number.

6424620487 is a deficient number, since it is larger than the sum of its proper divisors (1).

6424620487 is an equidigital number, since it uses as much as digits as its factorization.

6424620487 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 516096, while the sum is 43.

The square root of 6424620487 is about 80153.7303373960. The cubic root of 6424620487 is about 1859.0132823841.

The spelling of 6424620487 in words is "six billion, four hundred twenty-four million, six hundred twenty thousand, four hundred eighty-seven".