1553212414020 has 48 divisors (see below), whose sum is σ = 4349056743360. Its totient is φ = 414184073856.

The previous prime is 1553212414009. The next prime is 1553212414021. The reversal of 1553212414020 is 204142123551.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (1553212414021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5516379 + ... + 5791101.

It is an arithmetic number, because the mean of its divisors is an integer number (90605348820).

Almost surely, 2^{1553212414020} is an apocalyptic number.

1553212414020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1553212414020 is an abundant number, since it is smaller than the sum of its proper divisors (2795844329340).

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

1553212414020 is a wasteful number, since it uses less digits than its factorization.

1553212414020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368964 (or 368962 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 1553212414020 its reverse (204142123551), we get a palindrome (1757354537571).

The spelling of 1553212414020 in words is "one trillion, five hundred fifty-three billion, two hundred twelve million, four hundred fourteen thousand, twenty".