4956440887428 has 12 divisors (see below), whose sum is σ = 11565028737360. Its totient is φ = 1652146962472.

The previous prime is 4956440887381. The next prime is 4956440887439. The reversal of 4956440887428 is 8247880446594.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206518370298 + ... + 206518370321.

It is an arithmetic number, because the mean of its divisors is an integer number (963752394780).

Almost surely, 2^{4956440887428} is an apocalyptic number.

It is an amenable number.

4956440887428 is an abundant number, since it is smaller than the sum of its proper divisors (6608587849932).

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

4956440887428 is a wasteful number, since it uses less digits than its factorization.

4956440887428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413036740626 (or 413036740624 counting only the distinct ones).

The product of its (nonzero) digits is 495452160, while the sum is 69.

The spelling of 4956440887428 in words is "four trillion, nine hundred fifty-six billion, four hundred forty million, eight hundred eighty-seven thousand, four hundred twenty-eight".