149772450839 has 8 divisors (see below), whose sum is σ = 172999194768. Its totient is φ = 128147551360.

The previous prime is 149772450833. The next prime is 149772450871. The reversal of 149772450839 is 938054277941.

149772450839 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 a cyclic number.

It is not a de Polignac number, because 149772450839 - 2¹² = 149772446743 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 (149772450833) 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, 400460912 + ... + 400461285.

It is an arithmetic number, because the mean of its divisors is an integer number (21624899346).

Almost surely, 2^149772450839 is an apocalyptic number.

149772450839 is a deficient number, since it is larger than the sum of its proper divisors (23226743929).

149772450839 is a wasteful number, since it uses less digits than its factorization.

149772450839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800922225.

The product of its (nonzero) digits is 15240960, while the sum is 59.

The spelling of 149772450839 in words is "one hundred forty-nine billion, seven hundred seventy-two million, four hundred fifty thousand, eight hundred thirty-nine".