513111322150 has 48 divisors (see below), whose sum is σ = 1154888555616. Its totient is φ = 165575416320.

The previous prime is 513111322147. The next prime is 513111322151. The reversal of 513111322150 is 51223111315.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513111322151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43112649 + ... + 43124548.

It is an arithmetic number, because the mean of its divisors is an integer number (24060178242).

Almost surely, 2^513111322150 is an apocalyptic number.

513111322150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

513111322150 is an abundant number, since it is smaller than the sum of its proper divisors (641777233466).

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

513111322150 is a wasteful number, since it uses less digits than its factorization.

513111322150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86237233 (or 86237228 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 513111322150 its reverse (51223111315), we get a palindrome (564334433465).

The spelling of 513111322150 in words is "five hundred thirteen billion, one hundred eleven million, three hundred twenty-two thousand, one hundred fifty".