3466721867777 has 16 divisors (see below), whose sum is σ = 4141429824000. Its totient is φ = 2899000853280.

The previous prime is 3466721867773. The next prime is 3466721867783. The reversal of 3466721867777 is 7777681276643.

It is not a de Polignac number, because 3466721867777 - 2² = 3466721867773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3466721867777.

It is not an unprimeable number, because it can be changed into a prime (3466721867773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123242777 + ... + 123270902.

It is an arithmetic number, because the mean of its divisors is an integer number (258839364000).

Almost surely, 2^{3466721867777} is an apocalyptic number.

It is an amenable number.

3466721867777 is a deficient number, since it is larger than the sum of its proper divisors (674707956223).

3466721867777 is an equidigital number, since it uses as much as digits as its factorization.

3466721867777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246513741 (or 246513727 counting only the distinct ones).

The product of its digits is 697019904, while the sum is 71.

The spelling of 3466721867777 in words is "three trillion, four hundred sixty-six billion, seven hundred twenty-one million, eight hundred sixty-seven thousand, seven hundred seventy-seven".