34431311000 has 32 divisors (see below), whose sum is σ = 80569270080. Its totient is φ = 13772524000.

The previous prime is 34431310999. The next prime is 34431311003. The reversal of 34431311000 is 11313443.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34431311003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17214656 + ... + 17216655.

It is an arithmetic number, because the mean of its divisors is an integer number (2517789690).

Almost surely, 2^34431311000 is an apocalyptic number.

It is an amenable number.

34431311000 is an abundant number, since it is smaller than the sum of its proper divisors (46137959080).

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

34431311000 is a wasteful number, since it uses less digits than its factorization.

34431311000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34431332 (or 34431318 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 34431311000 its reverse (11313443), we get a palindrome (34442624443).

The spelling of 34431311000 in words is "thirty-four billion, four hundred thirty-one million, three hundred eleven thousand".