150645998 has 32 divisors (see below), whose sum is σ = 245099520. Its totient is φ = 69261280.

The previous prime is 150645997. The next prime is 150646007. The reversal of 150645998 is 899546051.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150645991) 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 15 ways as a sum of consecutive naturals, for example, 126968 + ... + 128148.

It is an arithmetic number, because the mean of its divisors is an integer number (7659360).

Almost surely, 2^150645998 is an apocalyptic number.

150645998 is a deficient number, since it is larger than the sum of its proper divisors (94453522).

150645998 is a wasteful number, since it uses less digits than its factorization.

150645998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312.

The product of its (nonzero) digits is 388800, while the sum is 47.

The square root of 150645998 is about 12273.7931382275. The cubic root of 150645998 is about 532.0909425814.

The spelling of 150645998 in words is "one hundred fifty million, six hundred forty-five thousand, nine hundred ninety-eight".