150550042409 has 8 divisors (see below), whose sum is σ = 162138599112. Its totient is φ = 138962597760.

The previous prime is 150550042397. The next prime is 150550042441. The reversal of 150550042409 is 904240055051.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 37231632025 + 113318410384 = 192955^2 + 336628^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-150550042409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150550042309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14579 + ... + 548919.

It is an arithmetic number, because the mean of its divisors is an integer number (20267324889).

Almost surely, 2^150550042409 is an apocalyptic number.

It is an amenable number.

150550042409 is a deficient number, since it is larger than the sum of its proper divisors (11588556703).

150550042409 is a wasteful number, since it uses less digits than its factorization.

150550042409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556027.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 150550042409 in words is "one hundred fifty billion, five hundred fifty million, forty-two thousand, four hundred nine".