63345605542 has 16 divisors (see below), whose sum is σ = 95261139792. Its totient is φ = 31591987200.

The previous prime is 63345605539. The next prime is 63345605551. The reversal of 63345605542 is 24550654336.

It is a super-2 number, since 2×63345605542² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1363053 + ... + 1408759.

It is an arithmetic number, because the mean of its divisors is an integer number (5953821237).

Almost surely, 2^63345605542 is an apocalyptic number.

63345605542 is a deficient number, since it is larger than the sum of its proper divisors (31915534250).

63345605542 is a wasteful number, since it uses less digits than its factorization.

63345605542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47463.

The product of its (nonzero) digits is 1296000, while the sum is 43.

The spelling of 63345605542 in words is "sixty-three billion, three hundred forty-five million, six hundred five thousand, five hundred forty-two".