63249345743 has 4 divisors (see below), whose sum is σ = 63829615080. Its totient is φ = 62669076408.

The previous prime is 63249345739. The next prime is 63249345751. The reversal of 63249345743 is 34754394236.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 63249345743 - 2² = 63249345739 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 63249345691 and 63249345700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63249395743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290134505 + ... + 290134722.

It is an arithmetic number, because the mean of its divisors is an integer number (15957403770).

Almost surely, 2^63249345743 is an apocalyptic number.

63249345743 is a deficient number, since it is larger than the sum of its proper divisors (580269337).

63249345743 is a wasteful number, since it uses less digits than its factorization.

63249345743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580269336.

The product of its digits is 6531840, while the sum is 50.

The spelling of 63249345743 in words is "sixty-three billion, two hundred forty-nine million, three hundred forty-five thousand, seven hundred forty-three".