1054248042540 has 144 divisors (see below), whose sum is σ = 3708165194496. Its totient is φ = 219064517760.

The previous prime is 1054248042521. The next prime is 1054248042593. The reversal of 1054248042540 is 452408424501.

It is a super-2 number, since 2×1054248042540² (a number of 25 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 10321554 + ... + 10423193.

It is an arithmetic number, because the mean of its divisors is an integer number (25751147184).

Almost surely, 2^{1054248042540} is an apocalyptic number.

1054248042540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1054248042540 is an abundant number, since it is smaller than the sum of its proper divisors (2653917151956).

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

1054248042540 is a wasteful number, since it uses less digits than its factorization.

1054248042540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20744788 (or 20744775 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 39.

The spelling of 1054248042540 in words is "one trillion, fifty-four billion, two hundred forty-eight million, forty-two thousand, five hundred forty".