145553331009 has 8 divisors (see below), whose sum is σ = 194079061120. Its totient is φ = 97031577456.

The previous prime is 145553330981. The next prime is 145553331013. The reversal of 145553331009 is 900133355541.

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

It is not a de Polignac number, because 145553331009 - 2⁸ = 145553330753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145553331019) 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, 907657 + ... + 1055910.

It is an arithmetic number, because the mean of its divisors is an integer number (24259882640).

Almost surely, 2^145553331009 is an apocalyptic number.

It is an amenable number.

145553331009 is a deficient number, since it is larger than the sum of its proper divisors (48525730111).

145553331009 is a wasteful number, since it uses less digits than its factorization.

145553331009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1988279.

The product of its (nonzero) digits is 121500, while the sum is 39.

The spelling of 145553331009 in words is "one hundred forty-five billion, five hundred fifty-three million, three hundred thirty-one thousand, nine".