1554520434124 has 12 divisors (see below), whose sum is σ = 3109040868304. Its totient is φ = 666223043184.

The previous prime is 1554520434079. The next prime is 1554520434209. The reversal of 1554520434124 is 4214340254551.

1554520434124 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27759293439 + ... + 27759293494.

Almost surely, 2^{1554520434124} is an apocalyptic number.

1554520434124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1554520434124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1554520434124 is a wasteful number, since it uses less digits than its factorization.

1554520434124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55518586944 (or 55518586942 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 1554520434124 its reverse (4214340254551), we get a palindrome (5768860688675).

The spelling of 1554520434124 in words is "one trillion, five hundred fifty-four billion, five hundred twenty million, four hundred thirty-four thousand, one hundred twenty-four".