46428011209 has 4 divisors (see below), whose sum is σ = 48446620416. Its totient is φ = 44409402004.

The previous prime is 46428011173. The next prime is 46428011251. The reversal of 46428011209 is 90211082464.

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 46428011209 - 2³¹ = 44280527561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46428011009) 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, 1009304569 + ... + 1009304614.

It is an arithmetic number, because the mean of its divisors is an integer number (12111655104).

Almost surely, 2^46428011209 is an apocalyptic number.

It is an amenable number.

46428011209 is a deficient number, since it is larger than the sum of its proper divisors (2018609207).

46428011209 is a wasteful number, since it uses less digits than its factorization.

46428011209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018609206.

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 46428011209 in words is "forty-six billion, four hundred twenty-eight million, eleven thousand, two hundred nine".