150005515057 has 4 divisors (see below), whose sum is σ = 150998929216. Its totient is φ = 149012100900.

The previous prime is 150005515021. The next prime is 150005515067. The reversal of 150005515057 is 750515500051.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 150005515057 - 2¹⁹ = 150004990769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150005515067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 496706853 + ... + 496707154.

It is an arithmetic number, because the mean of its divisors is an integer number (37749732304).

Almost surely, 2^150005515057 is an apocalyptic number.

It is an amenable number.

150005515057 is a deficient number, since it is larger than the sum of its proper divisors (993414159).

150005515057 is an equidigital number, since it uses as much as digits as its factorization.

150005515057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 993414158.

The product of its (nonzero) digits is 21875, while the sum is 34.

The spelling of 150005515057 in words is "one hundred fifty billion, five million, five hundred fifteen thousand, fifty-seven".