1056278673548 has 12 divisors (see below), whose sum is σ = 2112557347152. Its totient is φ = 452690860080.

The previous prime is 1056278673547. The next prime is 1056278673563. The reversal of 1056278673548 is 8453768726501.

1056278673548 is an admirable number.

It is a super-2 number, since 2×1056278673548² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1056278673547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18862119143 + ... + 18862119198.

It is an arithmetic number, because the mean of its divisors is an integer number (176046445596).

Almost surely, 2^{1056278673548} is an apocalyptic number.

It is an amenable number.

1056278673548 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1056278673548 is a wasteful number, since it uses less digits than its factorization.

1056278673548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37724238352 (or 37724238350 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 62.

The spelling of 1056278673548 in words is "one trillion, fifty-six billion, two hundred seventy-eight million, six hundred seventy-three thousand, five hundred forty-eight".