1509646420006 has 4 divisors (see below), whose sum is σ = 2264469630012. Its totient is φ = 754823210002.

The previous prime is 1509646419971. The next prime is 1509646420027. The reversal of 1509646420006 is 6000246469051.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 377411605000 + ... + 377411605003.

It is an arithmetic number, because the mean of its divisors is an integer number (566117407503).

Almost surely, 2^{1509646420006} is an apocalyptic number.

1509646420006 is a deficient number, since it is larger than the sum of its proper divisors (754823210006).

1509646420006 is an equidigital number, since it uses as much as digits as its factorization.

1509646420006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754823210005.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 1509646420006 in words is "one trillion, five hundred nine billion, six hundred forty-six million, four hundred twenty thousand, six".