5111552230000 has 50 divisors (see below), whose sum is σ = 12375579128264. Its totient is φ = 2044620888000.

The previous prime is 5111552229841. The next prime is 5111552230067. The reversal of 5111552230000 is 322551115.

It is a tau number, because it is divible by the number of its divisors (50).

It is a super-2 number, since 2×5111552230000² (a number of 26 digits) contains 22 as substring.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 255567612 + ... + 255587611.

Almost surely, 2^{5111552230000} is an apocalyptic number.

5111552230000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5111552230000 is an abundant number, since it is smaller than the sum of its proper divisors (7264026898264).

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

5111552230000 is an equidigital number, since it uses as much as digits as its factorization.

5111552230000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511155251 (or 511155230 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 5111552230000 its reverse (322551115), we get a palindrome (5111874781115).

The spelling of 5111552230000 in words is "five trillion, one hundred eleven billion, five hundred fifty-two million, two hundred thirty thousand".