311352055000 has 320 divisors, whose sum is σ = 847881840960. Its totient is φ = 104951808000.

The previous prime is 311352054991. The next prime is 311352055013. The reversal of 311352055000 is 550253113.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 994734844 + ... + 994735156.

It is an arithmetic number, because the mean of its divisors is an integer number (2649630753).

Almost surely, 2^311352055000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 311352055000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423940920480).

311352055000 is an abundant number, since it is smaller than the sum of its proper divisors (536529785960).

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

311352055000 is a wasteful number, since it uses less digits than its factorization.

311352055000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 717 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The spelling of 311352055000 in words is "three hundred eleven billion, three hundred fifty-two million, fifty-five thousand".