1554041340142 has 8 divisors (see below), whose sum is σ = 2339925364656. Its totient is φ = 774066218592.

The previous prime is 1554041340121. The next prime is 1554041340149. The reversal of 1554041340142 is 2410431404551.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 1554041340098 and 1554041340107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1554041340149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1477225083 + ... + 1477226134.

It is an arithmetic number, because the mean of its divisors is an integer number (292490670582).

Almost surely, 2^{1554041340142} is an apocalyptic number.

1554041340142 is a deficient number, since it is larger than the sum of its proper divisors (785884024514).

1554041340142 is a wasteful number, since it uses less digits than its factorization.

1554041340142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2954451482.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 1554041340142 its reverse (2410431404551), we get a palindrome (3964472744693).

The spelling of 1554041340142 in words is "one trillion, five hundred fifty-four billion, forty-one million, three hundred forty thousand, one hundred forty-two".