742239150849 has 24 divisors (see below), whose sum is σ = 1225319734080. Its totient is φ = 424124176608.

The previous prime is 742239150769. The next prime is 742239150859. The reversal of 742239150849 is 948051932247.

742239150849 is a `hidden beast` number, since 7 + 4 + 2 + 2 + 3 + 91 + 508 + 49 = 666.

It is not a de Polignac number, because 742239150849 - 2⁹ = 742239150337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742239150795 and 742239150804.

It is not an unprimeable number, because it can be changed into a prime (742239150859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2251654 + ... + 2560160.

It is an arithmetic number, because the mean of its divisors is an integer number (51054988920).

Almost surely, 2^742239150849 is an apocalyptic number.

It is an amenable number.

742239150849 is a deficient number, since it is larger than the sum of its proper divisors (483080583231).

742239150849 is a wasteful number, since it uses less digits than its factorization.

742239150849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346709 (or 346706 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 54.

The spelling of 742239150849 in words is "seven hundred forty-two billion, two hundred thirty-nine million, one hundred fifty thousand, eight hundred forty-nine".