2661352063446 has 64 divisors (see below), whose sum is σ = 5622491347200. Its totient is φ = 837484292736.

The previous prime is 2661352063429. The next prime is 2661352063451. The reversal of 2661352063446 is 6443602531662.

It is a junction number, because it is equal to n+sod(n) for n = 2661352063395 and 2661352063404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48442725 + ... + 48497631.

It is an arithmetic number, because the mean of its divisors is an integer number (87851427300).

Almost surely, 2^{2661352063446} is an apocalyptic number.

2661352063446 is an abundant number, since it is smaller than the sum of its proper divisors (2961139283754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2661352063446 is a wasteful number, since it uses less digits than its factorization.

2661352063446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56413.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 2661352063446 in words is "two trillion, six hundred sixty-one billion, three hundred fifty-two million, sixty-three thousand, four hundred forty-six".