7740536421713 has 4 divisors (see below), whose sum is σ = 7749896200560. Its totient is φ = 7731176642868.

The previous prime is 7740536421661. The next prime is 7740536421799. The reversal of 7740536421713 is 3171246350477.

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 7740536421713 - 2²² = 7740532227409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7740536424713) 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, 4679888183 + ... + 4679889836.

It is an arithmetic number, because the mean of its divisors is an integer number (1937474050140).

Almost surely, 2^{7740536421713} is an apocalyptic number.

It is an amenable number.

7740536421713 is a deficient number, since it is larger than the sum of its proper divisors (9359778847).

7740536421713 is an equidigital number, since it uses as much as digits as its factorization.

7740536421713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9359778846.

The product of its (nonzero) digits is 2963520, while the sum is 50.

The spelling of 7740536421713 in words is "seven trillion, seven hundred forty billion, five hundred thirty-six million, four hundred twenty-one thousand, seven hundred thirteen".