1494536889554 has 8 divisors (see below), whose sum is σ = 2242271130060. Its totient is φ = 747113179536.

The previous prime is 1494536889553. The next prime is 1494536889653. The reversal of 1494536889554 is 4559886354941.

It can be written as a sum of positive squares in 2 ways, for example, as 1242857077225 + 251679812329 = 1114835^2 + 501677^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1494536889551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77620589 + ... + 77639840.

Almost surely, 2^{1494536889554} is an apocalyptic number.

1494536889554 is a deficient number, since it is larger than the sum of its proper divisors (747734240506).

1494536889554 is a wasteful number, since it uses less digits than its factorization.

1494536889554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155265244.

The product of its digits is 746496000, while the sum is 71.

The spelling of 1494536889554 in words is "one trillion, four hundred ninety-four billion, five hundred thirty-six million, eight hundred eighty-nine thousand, five hundred fifty-four".