53788778384 has 80 divisors (see below), whose sum is σ = 122592778560. Its totient is φ = 22597632000.

The previous prime is 53788778359. The next prime is 53788778539. The reversal of 53788778384 is 48387788735.

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, 59057 + ... + 333264.

It is an arithmetic number, because the mean of its divisors is an integer number (1532409732).

Almost surely, 2^53788778384 is an apocalyptic number.

It is an amenable number.

53788778384 is an abundant number, since it is smaller than the sum of its proper divisors (68804000176).

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

53788778384 is a wasteful number, since it uses less digits than its factorization.

53788778384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392400 (or 392394 counting only the distinct ones).

The product of its digits is 252887040, while the sum is 68.

The spelling of 53788778384 in words is "fifty-three billion, seven hundred eighty-eight million, seven hundred seventy-eight thousand, three hundred eighty-four".