2730437843761 has 4 divisors (see below), whose sum is σ = 2732351256432. Its totient is φ = 2728524431092.

The previous prime is 2730437843717. The next prime is 2730437843779. The reversal of 2730437843761 is 1673487340372.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2730437843761 - 2¹⁷ = 2730437712689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2730437849761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 956704195 + ... + 956707048.

It is an arithmetic number, because the mean of its divisors is an integer number (683087814108).

Almost surely, 2^{2730437843761} is an apocalyptic number.

It is an amenable number.

2730437843761 is a deficient number, since it is larger than the sum of its proper divisors (1913412671).

2730437843761 is a wasteful number, since it uses less digits than its factorization.

2730437843761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913412670.

The product of its (nonzero) digits is 14224896, while the sum is 55.

The spelling of 2730437843761 in words is "two trillion, seven hundred thirty billion, four hundred thirty-seven million, eight hundred forty-three thousand, seven hundred sixty-one".