1553443032414 has 128 divisors (see below), whose sum is σ = 3950453928960. Its totient is φ = 398625432192.

The previous prime is 1553443032373. The next prime is 1553443032437. The reversal of 1553443032414 is 4142303443551.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3186637 + ... + 3641639.

It is an arithmetic number, because the mean of its divisors is an integer number (30862921320).

Almost surely, 2^{1553443032414} is an apocalyptic number.

1553443032414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1553443032414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1975226964480).

1553443032414 is an abundant number, since it is smaller than the sum of its proper divisors (2397010896546).

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

1553443032414 is a wasteful number, since it uses less digits than its factorization.

1553443032414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455091 (or 455065 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 1553443032414 its reverse (4142303443551), we get a palindrome (5695746475965).

The spelling of 1553443032414 in words is "one trillion, five hundred fifty-three billion, four hundred forty-three million, thirty-two thousand, four hundred fourteen".