63077078855 has 24 divisors (see below), whose sum is σ = 88906956768. Its totient is φ = 42083826048.

The previous prime is 63077078843. The next prime is 63077078887. The reversal of 63077078855 is 55887077036.

It is not a de Polignac number, because 63077078855 - 2⁸ = 63077078599 is a prime.

It is a super-2 number, since 2×63077078855² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63077078855.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610304 + ... + 706133.

It is an arithmetic number, because the mean of its divisors is an integer number (3704456532).

Almost surely, 2^63077078855 is an apocalyptic number.

63077078855 is a deficient number, since it is larger than the sum of its proper divisors (25829877913).

63077078855 is a wasteful number, since it uses less digits than its factorization.

63077078855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1316523 (or 1316486 counting only the distinct ones).

The product of its (nonzero) digits is 9878400, while the sum is 56.

The spelling of 63077078855 in words is "sixty-three billion, seventy-seven million, seventy-eight thousand, eight hundred fifty-five".