150557423805 has 12 divisors (see below), whose sum is σ = 260966201340. Its totient is φ = 80297292672.

The previous prime is 150557423747. The next prime is 150557423813. The reversal of 150557423805 is 508324755051.

150557423805 is a `hidden beast` number, since 1 + 50 + 5 + 574 + 23 + 8 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 43504782084 + 107052641721 = 208578^2 + 327189^2 .

It is not a de Polignac number, because 150557423805 - 2⁷ = 150557423677 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 3345720529 = 150557423805 / (1 + 5 + 0 + 5 + 5 + 7 + 4 + 2 + 3 + 8 + 0 + 5).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1672860220 + ... + 1672860309.

It is an arithmetic number, because the mean of its divisors is an integer number (21747183445).

Almost surely, 2^150557423805 is an apocalyptic number.

150557423805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

150557423805 is a deficient number, since it is larger than the sum of its proper divisors (110408777535).

150557423805 is a wasteful number, since it uses less digits than its factorization.

150557423805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345720540 (or 3345720537 counting only the distinct ones).

The product of its (nonzero) digits is 840000, while the sum is 45.

The spelling of 150557423805 in words is "one hundred fifty billion, five hundred fifty-seven million, four hundred twenty-three thousand, eight hundred five".