150745555 has 4 divisors (see below), whose sum is σ = 180894672. Its totient is φ = 120596440.

The previous prime is 150745537. The next prime is 150745577. The reversal of 150745555 is 555547051.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555547051 = 877 ⋅633463.

It is not a de Polignac number, because 150745555 - 2⁵ = 150745523 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15074551 + ... + 15074560.

It is an arithmetic number, because the mean of its divisors is an integer number (45223668).

Almost surely, 2^150745555 is an apocalyptic number.

150745555 is a deficient number, since it is larger than the sum of its proper divisors (30149117).

150745555 is an equidigital number, since it uses as much as digits as its factorization.

150745555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30149116.

The product of its (nonzero) digits is 87500, while the sum is 37.

The square root of 150745555 is about 12277.8481420809. The cubic root of 150745555 is about 532.2081305883.

The spelling of 150745555 in words is "one hundred fifty million, seven hundred forty-five thousand, five hundred fifty-five".