1057221285554 has 16 divisors (see below), whose sum is σ = 1812392573568. Its totient is φ = 453091529952.

The previous prime is 1057221285553. The next prime is 1057221285563. The reversal of 1057221285554 is 4555821227501.

It is a super-2 number, since 2×1057221285554² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057221285499 and 1057221285508.

It is not an unprimeable number, because it can be changed into a prime (1057221285551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3423782 + ... + 3719774.

It is an arithmetic number, because the mean of its divisors is an integer number (113274535848).

Almost surely, 2^{1057221285554} is an apocalyptic number.

1057221285554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1057221285554 is a deficient number, since it is larger than the sum of its proper divisors (755171288014).

1057221285554 is a wasteful number, since it uses less digits than its factorization.

1057221285554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551129.

The product of its (nonzero) digits is 1120000, while the sum is 47.

The spelling of 1057221285554 in words is "one trillion, fifty-seven billion, two hundred twenty-one million, two hundred eighty-five thousand, five hundred fifty-four".