1245355353550 has 96 divisors (see below), whose sum is σ = 2897219280384. Its totient is φ = 386914224000.

The previous prime is 1245355353511. The next prime is 1245355353569. The reversal of 1245355353550 is 553535535421.

It is a self number, because there is not a number n which added to its sum of digits gives 1245355353550.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 677304 + ... + 1717396.

It is an arithmetic number, because the mean of its divisors is an integer number (30179367504).

Almost surely, 2^{1245355353550} is an apocalyptic number.

1245355353550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1245355353550 is an abundant number, since it is smaller than the sum of its proper divisors (1651863926834).

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

1245355353550 is a wasteful number, since it uses less digits than its factorization.

1245355353550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040434 (or 1040429 counting only the distinct ones).

The product of its (nonzero) digits is 3375000, while the sum is 46.

The spelling of 1245355353550 in words is "one trillion, two hundred forty-five billion, three hundred fifty-five million, three hundred fifty-three thousand, five hundred fifty".