1053278543426 has 24 divisors (see below), whose sum is σ = 1691536244736. Its totient is φ = 491757618240.

The previous prime is 1053278543419. The next prime is 1053278543431. The reversal of 1053278543426 is 6243458723501.

1053278543426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1053278543426² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7100930 + ... + 7247741.

It is an arithmetic number, because the mean of its divisors is an integer number (70480676864).

Almost surely, 2^{1053278543426} is an apocalyptic number.

1053278543426 is a deficient number, since it is larger than the sum of its proper divisors (638257701310).

1053278543426 is a wasteful number, since it uses less digits than its factorization.

1053278543426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14348834 (or 14348817 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 1053278543426 in words is "one trillion, fifty-three billion, two hundred seventy-eight million, five hundred forty-three thousand, four hundred twenty-six".