2044046040646 has 32 divisors (see below), whose sum is σ = 3137574200256. Its totient is φ = 998418960000.

The previous prime is 2044046040599. The next prime is 2044046040703. The reversal of 2044046040646 is 6460406404402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2044046040599 and 2044046040608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164557516 + ... + 164569936.

It is an arithmetic number, because the mean of its divisors is an integer number (98049193758).

Almost surely, 2^{2044046040646} is an apocalyptic number.

2044046040646 is a deficient number, since it is larger than the sum of its proper divisors (1093528159610).

2044046040646 is a wasteful number, since it uses less digits than its factorization.

2044046040646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21568.

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 2044046040646 in words is "two trillion, forty-four billion, forty-six million, forty thousand, six hundred forty-six".