145120623000 has 128 divisors (see below), whose sum is σ = 465013897920. Its totient is φ = 37652889600.

The previous prime is 145120622981. The next prime is 145120623049. The reversal of 145120623000 is 326021541.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542697 + ... + 764696.

Almost surely, 2^145120623000 is an apocalyptic number.

145120623000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145120623000 is an abundant number, since it is smaller than the sum of its proper divisors (319893274920).

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

145120623000 is a wasteful number, since it uses less digits than its factorization.

145120623000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307454 (or 1307440 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 145120623000 its reverse (326021541), we get a palindrome (145446644541).

The spelling of 145120623000 in words is "one hundred forty-five billion, one hundred twenty million, six hundred twenty-three thousand".