2409428328646 has 16 divisors (see below), whose sum is σ = 3711894578640. Its totient is φ = 1172131408800.

The previous prime is 2409428328631. The next prime is 2409428328653. The reversal of 2409428328646 is 6468238249042.

It is a super-3 number, since 3×2409428328646³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3861285 + ... + 4441663.

It is an arithmetic number, because the mean of its divisors is an integer number (231993411165).

Almost surely, 2^{2409428328646} is an apocalyptic number.

2409428328646 is a deficient number, since it is larger than the sum of its proper divisors (1302466249994).

2409428328646 is a wasteful number, since it uses less digits than its factorization.

2409428328646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636519.

The product of its (nonzero) digits is 31850496, while the sum is 58.

The spelling of 2409428328646 in words is "two trillion, four hundred nine billion, four hundred twenty-eight million, three hundred twenty-eight thousand, six hundred forty-six".