311424001040 has 40 divisors (see below), whose sum is σ = 724084012800. Its totient is φ = 124565607296.

The previous prime is 311424000997. The next prime is 311424001061. The reversal of 311424001040 is 40100424113.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4936577 + ... + 4999263.

It is an arithmetic number, because the mean of its divisors is an integer number (18102100320).

Almost surely, 2^311424001040 is an apocalyptic number.

It is an amenable number.

311424001040 is an abundant number, since it is smaller than the sum of its proper divisors (412660011760).

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

311424001040 is a wasteful number, since it uses less digits than its factorization.

311424001040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124799 (or 124793 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 311424001040 its reverse (40100424113), we get a palindrome (351524425153).

The spelling of 311424001040 in words is "three hundred eleven billion, four hundred twenty-four million, one thousand, forty".