7835456545387 has 2 divisors, whose sum is σ = 7835456545388. Its totient is φ = 7835456545386.

The previous prime is 7835456545369. The next prime is 7835456545487.

7835456545387 is nontrivially palindromic in base 10.

It is a weak prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7835456545387 is a prime.

It is a super-2 number, since 2×7835456545387² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (7835456545327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3917728272693 + 3917728272694.

It is an arithmetic number, because the mean of its divisors is an integer number (3917728272694).

Almost surely, 2^{7835456545387} is an apocalyptic number.

7835456545387 is a deficient number, since it is larger than the sum of its proper divisors (1).

7835456545387 is an equidigital number, since it uses as much as digits as its factorization.

7835456545387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1693440000, while the sum is 70.

The spelling of 7835456545387 in words is "seven trillion, eight hundred thirty-five billion, four hundred fifty-six million, five hundred forty-five thousand, three hundred eighty-seven".