1554314240242 has 16 divisors (see below), whose sum is σ = 2470488387840. Its totient is φ = 730887431488.

The previous prime is 1554314240177. The next prime is 1554314240249. The reversal of 1554314240242 is 2420424134551.

It is not an unprimeable number, because it can be changed into a prime (1554314240249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17284618 + ... + 17374309.

It is an arithmetic number, because the mean of its divisors is an integer number (154405524240).

Almost surely, 2^{1554314240242} is an apocalyptic number.

1554314240242 is a deficient number, since it is larger than the sum of its proper divisors (916174147598).

1554314240242 is a wasteful number, since it uses less digits than its factorization.

1554314240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34660265.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 1554314240242 its reverse (2420424134551), we get a palindrome (3974738374793).

The spelling of 1554314240242 in words is "one trillion, five hundred fifty-four billion, three hundred fourteen million, two hundred forty thousand, two hundred forty-two".