313542245550 has 96 divisors (see below), whose sum is σ = 818694921600. Its totient is φ = 79192805760.

The previous prime is 313542245519. The next prime is 313542245579. The reversal of 313542245550 is 55542245313.

It is a junction number, because it is equal to n+sod(n) for n = 313542245499 and 313542245508.

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 47 ways as a sum of consecutive naturals, for example, 16460632 + ... + 16479668.

It is an arithmetic number, because the mean of its divisors is an integer number (8528072100).

Almost surely, 2^313542245550 is an apocalyptic number.

313542245550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 313542245550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (409347460800).

313542245550 is an abundant number, since it is smaller than the sum of its proper divisors (505152676050).

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

313542245550 is a wasteful number, since it uses less digits than its factorization.

313542245550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24850 (or 24845 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 313542245550 in words is "three hundred thirteen billion, five hundred forty-two million, two hundred forty-five thousand, five hundred fifty".