145551445653 has 8 divisors (see below), whose sum is σ = 197250046816. Its totient is φ = 95443570800.

The previous prime is 145551445639. The next prime is 145551445691. The reversal of 145551445653 is 356544155541.

145551445653 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145551445653 - 2⁸ = 145551445397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145551445453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397681363 + ... + 397681728.

It is an arithmetic number, because the mean of its divisors is an integer number (24656255852).

Almost surely, 2^145551445653 is an apocalyptic number.

It is an amenable number.

145551445653 is a deficient number, since it is larger than the sum of its proper divisors (51698601163).

145551445653 is an equidigital number, since it uses as much as digits as its factorization.

145551445653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795363155.

The product of its digits is 3600000, while the sum is 48.

The spelling of 145551445653 in words is "one hundred forty-five billion, five hundred fifty-one million, four hundred forty-five thousand, six hundred fifty-three".