145653500620 has 24 divisors (see below), whose sum is σ = 315739202688. Its totient is φ = 56382000000.

The previous prime is 145653500617. The next prime is 145653500627. The reversal of 145653500620 is 26005356541.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 145653500620.

It is not an unprimeable number, because it can be changed into a prime (145653500627) 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, 117461881 + ... + 117463120.

It is an arithmetic number, because the mean of its divisors is an integer number (13155800112).

Almost surely, 2^145653500620 is an apocalyptic number.

145653500620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145653500620 is an abundant number, since it is smaller than the sum of its proper divisors (170085702068).

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

145653500620 is a wasteful number, since it uses less digits than its factorization.

145653500620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234925041 (or 234925039 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 145653500620 in words is "one hundred forty-five billion, six hundred fifty-three million, five hundred thousand, six hundred twenty".