1055345898490 has 32 divisors (see below), whose sum is σ = 2073771390096. Its totient is φ = 384328281600.

The previous prime is 1055345898473. The next prime is 1055345898533. The reversal of 1055345898490 is 948985435501.

It can be written as a sum of positive squares in 8 ways, for example, as 394066296009 + 661279602481 = 627747^2 + 813191^2 .

It is a super-2 number, since 2×1055345898490² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55593561 + ... + 55612540.

Almost surely, 2^{1055345898490} is an apocalyptic number.

1055345898490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1055345898490 is a deficient number, since it is larger than the sum of its proper divisors (1018425491606).

1055345898490 is a wasteful number, since it uses less digits than its factorization.

1055345898490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111206194.

The product of its (nonzero) digits is 31104000, while the sum is 61.

The spelling of 1055345898490 in words is "one trillion, fifty-five billion, three hundred forty-five million, eight hundred ninety-eight thousand, four hundred ninety".