63548087509389 has 16 divisors (see below), whose sum is σ = 96835535611520. Its totient is φ = 36313059870720.

The previous prime is 63548087509351. The next prime is 63548087509429. The reversal of 63548087509389 is 98390578084536.

It is not a de Polignac number, because 63548087509389 - 2⁸ = 63548087509133 is a prime.

It is a super-2 number, since 2×63548087509389² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 63548087509389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63548087509189) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481449 + ... + 11283969.

It is an arithmetic number, because the mean of its divisors is an integer number (6052220975720).

Almost surely, 2^{63548087509389} is an apocalyptic number.

It is an amenable number.

63548087509389 is a deficient number, since it is larger than the sum of its proper divisors (33287448102131).

63548087509389 is a wasteful number, since it uses less digits than its factorization.

63548087509389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11082660.

The product of its (nonzero) digits is 1567641600, while the sum is 75.

The spelling of 63548087509389 in words is "sixty-three trillion, five hundred forty-eight billion, eighty-seven million, five hundred nine thousand, three hundred eighty-nine".