1553341025240 has 16 divisors (see below), whose sum is σ = 3495017306880. Its totient is φ = 621336410080.

The previous prime is 1553341025237. The next prime is 1553341025251. The reversal of 1553341025240 is 425201433551.

It is a self number, because there is not a number n which added to its sum of digits gives 1553341025240.

It is a congruent 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, 19416762776 + ... + 19416762855.

It is an arithmetic number, because the mean of its divisors is an integer number (218438581680).

Almost surely, 2^{1553341025240} is an apocalyptic number.

1553341025240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1553341025240 is an abundant number, since it is smaller than the sum of its proper divisors (1941676281640).

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

1553341025240 is a wasteful number, since it uses less digits than its factorization.

1553341025240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38833525642 (or 38833525638 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 1553341025240 its reverse (425201433551), we get a palindrome (1978542458791).

The spelling of 1553341025240 in words is "one trillion, five hundred fifty-three billion, three hundred forty-one million, twenty-five thousand, two hundred forty".