7146464775391 has 2 divisors, whose sum is σ = 7146464775392. Its totient is φ = 7146464775390.

The previous prime is 7146464775367. The next prime is 7146464775413. The reversal of 7146464775391 is 1935774646417.

7146464775391 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7146464775391 - 2²¹ = 7146462678239 is a prime.

It is a super-4 number, since 4×7146464775391⁴ (a number of 53 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7146464775341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3573232387695 + 3573232387696.

It is an arithmetic number, because the mean of its divisors is an integer number (3573232387696).

Almost surely, 2^{7146464775391} is an apocalyptic number.

7146464775391 is a deficient number, since it is larger than the sum of its proper divisors (1).

7146464775391 is an equidigital number, since it uses as much as digits as its factorization.

7146464775391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 106686720, while the sum is 64.

The spelling of 7146464775391 in words is "seven trillion, one hundred forty-six billion, four hundred sixty-four million, seven hundred seventy-five thousand, three hundred ninety-one".