6426516455 has 16 divisors (see below), whose sum is σ = 7733277120. Its totient is φ = 5126934528.

The previous prime is 6426516449. The next prime is 6426516461. The reversal of 6426516455 is 5546156246.

It is an interprime number because it is at equal distance from previous prime (6426516449) and next prime (6426516461).

It is a cyclic number.

It is not a de Polignac number, because 6426516455 - 2¹⁸ = 6426254311 is a prime.

It is a super-2 number, since 2×6426516455² = 82600227492771534050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5297429 + ... + 5298641.

It is an arithmetic number, because the mean of its divisors is an integer number (483329820).

Almost surely, 2^6426516455 is an apocalyptic number.

6426516455 is a deficient number, since it is larger than the sum of its proper divisors (1306760665).

6426516455 is a wasteful number, since it uses less digits than its factorization.

6426516455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3290.

The product of its digits is 864000, while the sum is 44.

The square root of 6426516455 is about 80165.5565377051. The cubic root of 6426516455 is about 1859.1961353656.

The spelling of 6426516455 in words is "six billion, four hundred twenty-six million, five hundred sixteen thousand, four hundred fifty-five".