75490153009 has 8 divisors (see below), whose sum is σ = 75942132552. Its totient is φ = 75039267840.

The previous prime is 75490152923. The next prime is 75490153027. The reversal of 75490153009 is 90035109457.

It can be written as a sum of positive squares in 4 ways, for example, as 16615983409 + 58874169600 = 128903^2 + 242640^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 75490153009 - 2⁹ = 75490152497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (75490154009) 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, 135012 + ... + 411349.

It is an arithmetic number, because the mean of its divisors is an integer number (9492766569).

Almost surely, 2^75490153009 is an apocalyptic number.

It is an amenable number.

75490153009 is a deficient number, since it is larger than the sum of its proper divisors (451979543).

75490153009 is a wasteful number, since it uses less digits than its factorization.

75490153009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547187.

The product of its (nonzero) digits is 170100, while the sum is 43.

The spelling of 75490153009 in words is "seventy-five billion, four hundred ninety million, one hundred fifty-three thousand, nine".