150778126 has 4 divisors (see below), whose sum is σ = 226167192. Its totient is φ = 75389062.

The previous prime is 150778123. The next prime is 150778127. The reversal of 150778126 is 621877051.

150778126 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150778123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37694530 + ... + 37694533.

It is an arithmetic number, because the mean of its divisors is an integer number (56541798).

Almost surely, 2^150778126 is an apocalyptic number.

150778126 is a deficient number, since it is larger than the sum of its proper divisors (75389066).

150778126 is an equidigital number, since it uses as much as digits as its factorization.

150778126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75389065.

The product of its (nonzero) digits is 23520, while the sum is 37.

The square root of 150778126 is about 12279.1744836532. The cubic root of 150778126 is about 532.2464585348.

The spelling of 150778126 in words is "one hundred fifty million, seven hundred seventy-eight thousand, one hundred twenty-six".