63078506404 has 12 divisors (see below), whose sum is σ = 110544862428. Its totient is φ = 31494260000.

The previous prime is 63078506377. The next prime is 63078506459. The reversal of 63078506404 is 40460587036.

It can be written as a sum of positive squares in 2 ways, for example, as 34058702500 + 29019803904 = 184550^2 + 170352^2 .

It is a super-2 number, since 2×63078506404² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11245147 + ... + 11250754.

It is an arithmetic number, because the mean of its divisors is an integer number (9212071869).

Almost surely, 2^63078506404 is an apocalyptic number.

It is an amenable number.

63078506404 is a deficient number, since it is larger than the sum of its proper divisors (47466356024).

63078506404 is a wasteful number, since it uses less digits than its factorization.

63078506404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22496606 (or 22496604 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 43.

The spelling of 63078506404 in words is "sixty-three billion, seventy-eight million, five hundred six thousand, four hundred four".