149382647485 has 8 divisors (see below), whose sum is σ = 179263271736. Its totient is φ = 119503388160.

The previous prime is 149382647483. The next prime is 149382647497. The reversal of 149382647485 is 584746283941.

It can be written as a sum of positive squares in 4 ways, for example, as 44695456569 + 104687190916 = 211413^2 + 323554^2 .

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

It is not a de Polignac number, because 149382647485 - 2¹ = 149382647483 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 (149382647483) 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, 82636 + ... + 552805.

It is an arithmetic number, because the mean of its divisors is an integer number (22407908967).

Almost surely, 2^149382647485 is an apocalyptic number.

It is an amenable number.

149382647485 is a deficient number, since it is larger than the sum of its proper divisors (29880624251).

149382647485 is an equidigital number, since it uses as much as digits as its factorization.

149382647485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682463.

The product of its digits is 46448640, while the sum is 61.

The spelling of 149382647485 in words is "one hundred forty-nine billion, three hundred eighty-two million, six hundred forty-seven thousand, four hundred eighty-five".