2761561320433 has 8 divisors (see below), whose sum is σ = 2820349140480. Its totient is φ = 2702774800320.

The previous prime is 2761561320403. The next prime is 2761561320457. The reversal of 2761561320433 is 3340231651672.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2761561320433 - 2⁹ = 2761561319921 is a prime.

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 2761561320433.

It is not an unprimeable number, because it can be changed into a prime (2761561320403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4830168 + ... + 5371558.

It is an arithmetic number, because the mean of its divisors is an integer number (352543642560).

Almost surely, 2^{2761561320433} is an apocalyptic number.

It is an amenable number.

2761561320433 is a deficient number, since it is larger than the sum of its proper divisors (58787820047).

2761561320433 is a wasteful number, since it uses less digits than its factorization.

2761561320433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649967.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 2761561320433 in words is "two trillion, seven hundred sixty-one billion, five hundred sixty-one million, three hundred twenty thousand, four hundred thirty-three".