150156661049 has 4 divisors (see below), whose sum is σ = 150159531600. Its totient is φ = 150153790500.

The previous prime is 150156661043. The next prime is 150156661051. The reversal of 150156661049 is 940166651051.

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 150156661049 - 2²⁸ = 149888225593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150156661043) 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 3 ways as a sum of consecutive naturals, for example, 1355327 + ... + 1461924.

It is an arithmetic number, because the mean of its divisors is an integer number (37539882900).

Almost surely, 2^150156661049 is an apocalyptic number.

It is an amenable number.

150156661049 is a deficient number, since it is larger than the sum of its proper divisors (2870551).

150156661049 is an equidigital number, since it uses as much as digits as its factorization.

150156661049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870550.

The product of its (nonzero) digits is 194400, while the sum is 44.

The spelling of 150156661049 in words is "one hundred fifty billion, one hundred fifty-six million, six hundred sixty-one thousand, forty-nine".