1057143914546 has 8 divisors (see below), whose sum is σ = 1586777976684. Its totient is φ = 528217922320.

The previous prime is 1057143914521. The next prime is 1057143914579. The reversal of 1057143914546 is 6454193417501.

It can be written as a sum of positive squares in 2 ways, for example, as 763500226225 + 293643688321 = 873785^2 + 541889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1057143914546² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057143914494 and 1057143914503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177013745 + ... + 177019716.

Almost surely, 2^{1057143914546} is an apocalyptic number.

1057143914546 is a deficient number, since it is larger than the sum of its proper divisors (529634062138).

1057143914546 is a wasteful number, since it uses less digits than its factorization.

1057143914546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354034956.

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 1057143914546 in words is "one trillion, fifty-seven billion, one hundred forty-three million, nine hundred fourteen thousand, five hundred forty-six".