1213936465350 has 48 divisors (see below), whose sum is σ = 3440642784768. Its totient is φ = 277471191840.

The previous prime is 1213936465333. The next prime is 1213936465363. The reversal of 1213936465350 is 535646393121.

It is a self number, because there is not a number n which added to its sum of digits gives 1213936465350.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 578063934 + ... + 578066033.

It is an arithmetic number, because the mean of its divisors is an integer number (71680058016).

Almost surely, 2^{1213936465350} is an apocalyptic number.

1213936465350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1213936465350 is an abundant number, since it is smaller than the sum of its proper divisors (2226706319418).

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

1213936465350 is a wasteful number, since it uses less digits than its factorization.

1213936465350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156129989 (or 1156129984 counting only the distinct ones).

The product of its (nonzero) digits is 1749600, while the sum is 48.

The spelling of 1213936465350 in words is "one trillion, two hundred thirteen billion, nine hundred thirty-six million, four hundred sixty-five thousand, three hundred fifty".