3146776363661 has 24 divisors (see below), whose sum is σ = 3758969825280. Its totient is φ = 2625507978912.

The previous prime is 3146776363657. The next prime is 3146776363691. The reversal of 3146776363661 is 1663636776413.

It is not a de Polignac number, because 3146776363661 - 2² = 3146776363657 is a prime.

It is a super-2 number, since 2×3146776363661² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3146776363661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3146776363691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4440641 + ... + 5100278.

It is an arithmetic number, because the mean of its divisors is an integer number (156623742720).

Almost surely, 2^{3146776363661} is an apocalyptic number.

It is an amenable number.

3146776363661 is a deficient number, since it is larger than the sum of its proper divisors (612193461619).

3146776363661 is a wasteful number, since it uses less digits than its factorization.

3146776363661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9541113 (or 9541106 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 59.

The spelling of 3146776363661 in words is "three trillion, one hundred forty-six billion, seven hundred seventy-six million, three hundred sixty-three thousand, six hundred sixty-one".