150551249978 has 8 divisors (see below), whose sum is σ = 225829994772. Its totient is φ = 75274585056.

The previous prime is 150551249969. The next prime is 150551249993. The reversal of 150551249978 is 879942155051.

It can be written as a sum of positive squares in 2 ways, for example, as 142916509849 + 7634740129 = 378043^2 + 87377^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 324275 + ... + 637382.

Almost surely, 2^150551249978 is an apocalyptic number.

150551249978 is a deficient number, since it is larger than the sum of its proper divisors (75278744794).

150551249978 is an equidigital number, since it uses as much as digits as its factorization.

150551249978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1039936.

The product of its (nonzero) digits is 4536000, while the sum is 56.

The spelling of 150551249978 in words is "one hundred fifty billion, five hundred fifty-one million, two hundred forty-nine thousand, nine hundred seventy-eight".