1554421413042 has 64 divisors (see below), whose sum is σ = 3644172720000. Its totient is φ = 489776523264.

The previous prime is 1554421413011. The next prime is 1554421413047. The reversal of 1554421413042 is 2403141244551.

1554421413042 is a `hidden beast` number, since 1 + 5 + 5 + 442 + 141 + 30 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1554421412988 and 1554421413006.

It is not an unprimeable number, because it can be changed into a prime (1554421413047) 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 31 ways as a sum of consecutive naturals, for example, 1226443 + ... + 2147790.

It is an arithmetic number, because the mean of its divisors is an integer number (56940198750).

Almost surely, 2^{1554421413042} is an apocalyptic number.

1554421413042 is an abundant number, since it is smaller than the sum of its proper divisors (2089751306958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1554421413042 is a wasteful number, since it uses less digits than its factorization.

1554421413042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374712 (or 3374706 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 1554421413042 its reverse (2403141244551), we get a palindrome (3957562657593).

The spelling of 1554421413042 in words is "one trillion, five hundred fifty-four billion, four hundred twenty-one million, four hundred thirteen thousand, forty-two".