4057478455548 has 24 divisors (see below), whose sum is σ = 10819942548352. Its totient is φ = 1159279558704.

The previous prime is 4057478455493. The next prime is 4057478455553. The reversal of 4057478455548 is 8455548747504.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24151657390 + ... + 24151657557.

Almost surely, 2^{4057478455548} is an apocalyptic number.

It is an amenable number.

4057478455548 is an abundant number, since it is smaller than the sum of its proper divisors (6762464092804).

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

4057478455548 is a wasteful number, since it uses less digits than its factorization.

4057478455548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48303314961 (or 48303314959 counting only the distinct ones).

The product of its (nonzero) digits is 501760000, while the sum is 66.

The spelling of 4057478455548 in words is "four trillion, fifty-seven billion, four hundred seventy-eight million, four hundred fifty-five thousand, five hundred forty-eight".