1494442057085 has 16 divisors (see below), whose sum is σ = 1828576076976. Its totient is φ = 1172091368448.

The previous prime is 1494442057081. The next prime is 1494442057091. The reversal of 1494442057085 is 5807502444941.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 52456573156 + 1441985483929 = 229034^2 + 1200827^2 .

It is a cyclic number.

It is not a de Polignac number, because 1494442057085 - 2² = 1494442057081 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494442057081) 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, 1830314 + ... + 2517723.

It is an arithmetic number, because the mean of its divisors is an integer number (114286004811).

Almost surely, 2^{1494442057085} is an apocalyptic number.

It is an amenable number.

1494442057085 is a deficient number, since it is larger than the sum of its proper divisors (334134019891).

1494442057085 is a wasteful number, since it uses less digits than its factorization.

1494442057085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4349392.

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 1494442057085 in words is "one trillion, four hundred ninety-four billion, four hundred forty-two million, fifty-seven thousand, eighty-five".