1055457045481 has 16 divisors (see below), whose sum is σ = 1078510464000. Its totient is φ = 1032522603840.

The previous prime is 1055457045479. The next prime is 1055457045497. The reversal of 1055457045481 is 1845407545501.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1055457045481 - 2¹ = 1055457045479 is a prime.

It is a super-2 number, since 2×1055457045481² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1055457045451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44591856 + ... + 44615518.

It is an arithmetic number, because the mean of its divisors is an integer number (67406904000).

Almost surely, 2^{1055457045481} is an apocalyptic number.

It is an amenable number.

1055457045481 is a deficient number, since it is larger than the sum of its proper divisors (23053418519).

1055457045481 is a wasteful number, since it uses less digits than its factorization.

1055457045481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26136.

The product of its (nonzero) digits is 2240000, while the sum is 49.

The spelling of 1055457045481 in words is "one trillion, fifty-five billion, four hundred fifty-seven million, forty-five thousand, four hundred eighty-one".