63530065505077 has 4 divisors (see below), whose sum is σ = 65007508888960. Its totient is φ = 62052622121196.

The previous prime is 63530065505069. The next prime is 63530065505083. The reversal of 63530065505077 is 77050556003536.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63530065505077 - 2³ = 63530065505069 is a prime.

It is a super-2 number, since 2×63530065505077² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63530065605077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 738721691877 + ... + 738721691962.

It is an arithmetic number, because the mean of its divisors is an integer number (16251877222240).

Almost surely, 2^{63530065505077} is an apocalyptic number.

It is an amenable number.

63530065505077 is a deficient number, since it is larger than the sum of its proper divisors (1477443383883).

63530065505077 is a wasteful number, since it uses less digits than its factorization.

63530065505077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1477443383882.

The product of its (nonzero) digits is 9922500, while the sum is 52.

The spelling of 63530065505077 in words is "sixty-three trillion, five hundred thirty billion, sixty-five million, five hundred five thousand, seventy-seven".