6264400543 has 12 divisors (see below), whose sum is σ = 6552859768. Its totient is φ = 5988145680.

The previous prime is 6264400531. The next prime is 6264400573. The reversal of 6264400543 is 3450044626.

It is not a de Polignac number, because 6264400543 - 2¹⁷ = 6264269471 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6264400499 and 6264400508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6264400523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1124521 + ... + 1130077.

Almost surely, 2^6264400543 is an apocalyptic number.

6264400543 is a deficient number, since it is larger than the sum of its proper divisors (288459225).

6264400543 is a wasteful number, since it uses less digits than its factorization.

6264400543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734 (or 7711 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 6264400543 is about 79147.9661330599. The cubic root of 6264400543 is about 1843.4293856021.

The spelling of 6264400543 in words is "six billion, two hundred sixty-four million, four hundred thousand, five hundred forty-three".