145343000000 has 392 divisors, whose sum is σ = 400878306192. Its totient is φ = 51840000000.

The previous prime is 145342999957. The next prime is 145343000009. The reversal of 145343000000 is 343541.

It is a super-2 number, since 2×145343000000² (a number of 23 digits) contains 22 as substring.

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 (145343000009) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 802999910 + ... + 803000090.

Almost surely, 2^145343000000 is an apocalyptic number.

145343000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145343000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (200439153096).

145343000000 is an abundant number, since it is smaller than the sum of its proper divisors (255535306192).

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

145343000000 is an frugal number, since it uses more digits than its factorization.

145343000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307 (or 272 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 145343000000 its reverse (343541), we get a palindrome (145343343541).

The spelling of 145343000000 in words is "one hundred forty-five billion, three hundred forty-three million", and thus it is an aban number.