63077225478 has 32 divisors (see below), whose sum is σ = 128283851520. Its totient is φ = 20673787680.

The previous prime is 63077225461. The next prime is 63077225501. The reversal of 63077225478 is 87452277036.

It is a self number, because there is not a number n which added to its sum of digits gives 63077225478.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282450 + ... + 453797.

It is an arithmetic number, because the mean of its divisors is an integer number (4008870360).

Almost surely, 2^63077225478 is an apocalyptic number.

63077225478 is an abundant number, since it is smaller than the sum of its proper divisors (65206626042).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63077225478 is a wasteful number, since it uses less digits than its factorization.

63077225478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 736492.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 63077225478 in words is "sixty-three billion, seventy-seven million, two hundred twenty-five thousand, four hundred seventy-eight".