1552414443420 has 24 divisors (see below), whose sum is σ = 4346760441744. Its totient is φ = 413977184896.

The previous prime is 1552414443379. The next prime is 1552414443421. The reversal of 1552414443420 is 243444142551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552414443421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12936786969 + ... + 12936787088.

It is an arithmetic number, because the mean of its divisors is an integer number (181115018406).

Almost surely, 2^{1552414443420} is an apocalyptic number.

1552414443420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1552414443420 is an abundant number, since it is smaller than the sum of its proper divisors (2794345998324).

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

1552414443420 is a wasteful number, since it uses less digits than its factorization.

1552414443420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25873574069 (or 25873574067 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 39.

Adding to 1552414443420 its reverse (243444142551), we get a palindrome (1795858585971).

The spelling of 1552414443420 in words is "one trillion, five hundred fifty-two billion, four hundred fourteen million, four hundred forty-three thousand, four hundred twenty".