150078715729 has 4 divisors (see below), whose sum is σ = 150632512000. Its totient is φ = 149524919460.

The previous prime is 150078715697. The next prime is 150078715777. The reversal of 150078715729 is 927517870051.

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 150078715729 - 2⁵ = 150078715697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (150078715429) 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, 276897729 + ... + 276898270.

It is an arithmetic number, because the mean of its divisors is an integer number (37658128000).

Almost surely, 2^150078715729 is an apocalyptic number.

It is an amenable number.

150078715729 is a deficient number, since it is larger than the sum of its proper divisors (553796271).

150078715729 is an equidigital number, since it uses as much as digits as its factorization.

150078715729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 553796270.

The product of its (nonzero) digits is 1234800, while the sum is 52.

The spelling of 150078715729 in words is "one hundred fifty billion, seventy-eight million, seven hundred fifteen thousand, seven hundred twenty-nine".